21920002

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{11549}}^1$

素因数の和:11637

約数の個数: 16

約数和(自身を含む): 35897400

約数和(自身を除く): 13977398

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 11549, 23098, 150137, 300274, 843077, 1686154, 10960001, 21920002]

約数ペア:

[(1, 21920002), (2, 10960001), (13, 1686154), (26, 843077), (73, 300274), (146, 150137), (949, 23098), (1898, 11549)]