421034576

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{641821}}^1$

素因数の和:641870

約数の個数: 20

約数和(自身を含む): 835652244

約数和(自身を除く): 414617668

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 641821, 1283642, 2567284, 5134568, 10269136, 26314661, 52629322, 105258644, 210517288, 421034576]

約数ペア:

[(1, 421034576), (2, 210517288), (4, 105258644), (8, 52629322), (16, 26314661), (41, 10269136), (82, 5134568), (164, 2567284), (328, 1283642), (656, 641821)]