21605464

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{4049}}^1$

素因数の和:4107

約数の個数: 32

約数和(自身を含む): 43740000

約数和(自身を除く): 22134536

約数列:

[1, 2, 4, 8, 23, 29, 46, 58, 92, 116, 184, 232, 667, 1334, 2668, 4049, 5336, 8098, 16196, 32392, 93127, 117421, 186254, 234842, 372508, 469684, 745016, 939368, 2700683, 5401366, 10802732, 21605464]

約数ペア:

[(1, 21605464), (2, 10802732), (4, 5401366), (8, 2700683), (23, 939368), (29, 745016), (46, 469684), (58, 372508), (92, 234842), (116, 186254), (184, 117421), (232, 93127), (667, 32392), (1334, 16196), (2668, 8098), (4049, 5336)]