Factors / Factors of 101

Factors of 101

1, 101

101 is prime: only factor pair is (1, 101), confirmed by trial division up to √101 ≈ 10.0 turning up nothing else. 101's full pair list is (1, 101), for 2 divisors in total. 101's divisors other than 101 itself sum to just 1, 100 below 101: the common deficient case. 101 is odd, digit sum 2 for 101; none of 2-12 divide 101 evenly. 101 has 2 divisors; 100 has 9 and 102 has 8, so 100 wins here. 101 divided by its largest divisor, 1, gives 101.