21574804910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{682531}}^1$

素因数の和:682676

約数の個数: 32

約数和(自身を含む): 40542400800

約数和(自身を除く): 18967595890

約数列:

[1, 2, 5, 10, 29, 58, 109, 145, 218, 290, 545, 1090, 3161, 6322, 15805, 31610, 682531, 1365062, 3412655, 6825310, 19793399, 39586798, 74395879, 98966995, 148791758, 197933990, 371979395, 743958790, 2157480491, 4314960982, 10787402455, 21574804910]

約数ペア:

[(1, 21574804910), (2, 10787402455), (5, 4314960982), (10, 2157480491), (29, 743958790), (58, 371979395), (109, 197933990), (145, 148791758), (218, 98966995), (290, 74395879), (545, 39586798), (1090, 19793399), (3161, 6825310), (6322, 3412655), (15805, 1365062), (31610, 682531)]