Which among the following is/are the prime factors of 108?
2
3
The set of prime numbers include (2, 3, 5, 7, 11, 13, 17, ...)
The factors of 108 are 1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54 and 108.
Among the factors, only 2 and 3 are prime numbers.