21618644

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2161}}^1$

素因数の和:2267

約数の個数: 24

約数和(自身を含む): 39408936

約数和(自身を除く): 17790292

約数列:

[1, 2, 4, 41, 61, 82, 122, 164, 244, 2161, 2501, 4322, 5002, 8644, 10004, 88601, 131821, 177202, 263642, 354404, 527284, 5404661, 10809322, 21618644]

約数ペア:

[(1, 21618644), (2, 10809322), (4, 5404661), (41, 527284), (61, 354404), (82, 263642), (122, 177202), (164, 131821), (244, 88601), (2161, 10004), (2501, 8644), (4322, 5002)]