20211884612

素因数分解:

$2^2\times {\mathrm{21031}}^1\times {\mathrm{240263}}^1$

素因数の和:261298

約数の個数: 12

約数和(自身を含む): 35372627136

約数和(自身を除く): 15160742524

約数列:

[1, 2, 4, 21031, 42062, 84124, 240263, 480526, 961052, 5052971153, 10105942306, 20211884612]

約数ペア:

[(1, 20211884612), (2, 10105942306), (4, 5052971153), (21031, 961052), (42062, 480526), (84124, 240263)]