The factors of 2 are 1 and 2. That is 2 factors in total.
A factor of 2 is a whole number that divides 2 exactly, with no remainder. 2 is a prime number: its only factors are 1 and itself.
Two numbers that multiply to give 2:
2 is prime, so its prime factorization is just 2.
| Number | Factors |
|---|---|
| 1 | 1 |
| 3 | 1, 3 |
| 4 | 1, 2, 4 |
| 5 | 1, 5 |
| 6 | 1, 2, 3, 6 |
More about 2: 2 squared · square root of 2 · 2 in binary · 2 in Roman numerals.
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