21146450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{32533}}^1$

素因数の和:32558

約数の個数: 24

約数和(自身を含む): 42359268

約数和(自身を除く): 21212818

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 32533, 65066, 162665, 325330, 422929, 813325, 845858, 1626650, 2114645, 4229290, 10573225, 21146450]

約数ペア:

[(1, 21146450), (2, 10573225), (5, 4229290), (10, 2114645), (13, 1626650), (25, 845858), (26, 813325), (50, 422929), (65, 325330), (130, 162665), (325, 65066), (650, 32533)]