421372

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 856800

約数和(自身を除く): 435428

約数列:

[1, 2, 4, 7, 14, 28, 101, 149, 202, 298, 404, 596, 707, 1043, 1414, 2086, 2828, 4172, 15049, 30098, 60196, 105343, 210686, 421372]

約数ペア:

[(1, 421372), (2, 210686), (4, 105343), (7, 60196), (14, 30098), (28, 15049), (101, 4172), (149, 2828), (202, 2086), (298, 1414), (404, 1043), (596, 707)]