21463953

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{9377}}^1$

素因数の和:9496

約数の個数: 16

約数和(自身を含む): 33010560

約数和(自身を除く): 11546607

約数列:

[1, 3, 7, 21, 109, 327, 763, 2289, 9377, 28131, 65639, 196917, 1022093, 3066279, 7154651, 21463953]

約数ペア:

[(1, 21463953), (3, 7154651), (7, 3066279), (21, 1022093), (109, 196917), (327, 65639), (763, 28131), (2289, 9377)]