21029542

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{14957}}^1$

素因数の和:15015

約数の個数: 16

約数和(自身を含む): 34104240

約数和(自身を除く): 13074698

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 14957, 29914, 284183, 553409, 568366, 1106818, 10514771, 21029542]

約数ペア:

[(1, 21029542), (2, 10514771), (19, 1106818), (37, 568366), (38, 553409), (74, 284183), (703, 29914), (1406, 14957)]