20211761276

素因数分解:

$2^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{1001177}}^1$

素因数の和:1001298

約数の個数: 36

約数和(自身を含む): 41544882288

約数和(自身を除く): 21333121012

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 103, 196, 206, 412, 721, 1442, 2884, 5047, 10094, 20188, 1001177, 2002354, 4004708, 7008239, 14016478, 28032956, 49057673, 98115346, 103121231, 196230692, 206242462, 412484924, 721848617, 1443697234, 2887394468, 5052940319, 10105880638, 20211761276]

約数ペア:

[(1, 20211761276), (2, 10105880638), (4, 5052940319), (7, 2887394468), (14, 1443697234), (28, 721848617), (49, 412484924), (98, 206242462), (103, 196230692), (196, 103121231), (206, 98115346), (412, 49057673), (721, 28032956), (1442, 14016478), (2884, 7008239), (5047, 4004708), (10094, 2002354), (20188, 1001177)]