21508712444

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{2477}}^1\times {\mathrm{19211}}^1$

素因数の和:21805

約数の個数: 24

約数和(自身を含む): 37990654128

約数和(自身を除く): 16481941684

約数列:

[1, 2, 4, 113, 226, 452, 2477, 4954, 9908, 19211, 38422, 76844, 279901, 559802, 1119604, 2170843, 4341686, 8683372, 47585647, 95171294, 190342588, 5377178111, 10754356222, 21508712444]

約数ペア:

[(1, 21508712444), (2, 10754356222), (4, 5377178111), (113, 190342588), (226, 95171294), (452, 47585647), (2477, 8683372), (4954, 4341686), (9908, 2170843), (19211, 1119604), (38422, 559802), (76844, 279901)]