21350176

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{16273}}^1$

素因数の和:16324

約数の個数: 24

約数和(自身を含む): 43061004

約数和(自身を除く): 21710828

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 16273, 32546, 65092, 130184, 260368, 520736, 667193, 1334386, 2668772, 5337544, 10675088, 21350176]

約数ペア:

[(1, 21350176), (2, 10675088), (4, 5337544), (8, 2668772), (16, 1334386), (32, 667193), (41, 520736), (82, 260368), (164, 130184), (328, 65092), (656, 32546), (1312, 16273)]