21307076

素因数分解:

$2^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{3323}}^1$

素因数の和:3563

約数の個数: 24

約数和(自身を含む): 42813120

約数和(自身を除く): 21506044

約数列:

[1, 2, 4, 7, 14, 28, 229, 458, 916, 1603, 3206, 3323, 6412, 6646, 13292, 23261, 46522, 93044, 760967, 1521934, 3043868, 5326769, 10653538, 21307076]

約数ペア:

[(1, 21307076), (2, 10653538), (4, 5326769), (7, 3043868), (14, 1521934), (28, 760967), (229, 93044), (458, 46522), (916, 23261), (1603, 13292), (3206, 6646), (3323, 6412)]