I think that it is 4
The number 1 or a factor.
a prime number
You are probably referring to a 'prime' number which has only the number 1 and itself as factors.
If you disregard 1 and the number itself, then 12, with the factors 2, 3, 4 and 6. If you include 1 and the number itself, then 6 with factors 1, 2, 3 and 6.
The factors of 4 are 1, 2, and 4 .
I think that it is 4
2 (1 and 2)
A prime number is a whole number with exactly two factors: 1 and itself.
The number 1 or a factor.
Factors are whole numbers that divide exactly into a whole number. These numbers have no remainder. Primes, on the other hand, have exactly two factors which are 1 and itself.
1024
Prime. The only factors of a prime number are 1 and the number.
A prime number
A prime number has exactly two factors: itself and 1.
Prime Number
A prime number !