21707848

素因数分解:

$2^3\times {\mathrm{1213}}^1\times {\mathrm{2237}}^1$

素因数の和:3456

約数の個数: 16

約数和(自身を含む): 40753980

約数和(自身を除く): 19046132

約数列:

[1, 2, 4, 8, 1213, 2237, 2426, 4474, 4852, 8948, 9704, 17896, 2713481, 5426962, 10853924, 21707848]

約数ペア:

[(1, 21707848), (2, 10853924), (4, 5426962), (8, 2713481), (1213, 17896), (2237, 9704), (2426, 8948), (4474, 4852)]