Factors of 2
2 has 2 factors — it is a prime number.
All factors of 2
1, 2
Prime factorization: 2 (prime)
Number of factors
2
Sum of factors
3
Prime?
Yes
Factor pairs of 2
Each pair multiplies together to make 2:
| Pair | Product |
|---|---|
| 1 × 2 | 2 |
Factors of nearby numbers
Factor any number
Need a different number? The prime factorization calculator breaks any number into its prime factors and lists all its divisors.
Frequently asked questions
What are the factors of 2?+
The factors of 2 are 1, 2 — that is 2 factors in total.
What is the prime factorization of 2?+
2 is a prime number, so its only factors are 1 and 2 and its prime factorization is just 2.
Is 2 a prime number?+
Yes. 2 has exactly two factors, 1 and itself, so it is prime.