21179554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{4241}}^1$

素因数の和:4481

約数の個数: 16

約数和(自身を含む): 34818336

約数和(自身を除く): 13638782

約数列:

[1, 2, 11, 22, 227, 454, 2497, 4241, 4994, 8482, 46651, 93302, 962707, 1925414, 10589777, 21179554]

約数ペア:

[(1, 21179554), (2, 10589777), (11, 1925414), (22, 962707), (227, 93302), (454, 46651), (2497, 8482), (4241, 4994)]