21227404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{482441}}^1$

素因数の和:482456

約数の個数: 12

約数和(自身を含む): 40525128

約数和(自身を除く): 19297724

約数列:

[1, 2, 4, 11, 22, 44, 482441, 964882, 1929764, 5306851, 10613702, 21227404]

約数ペア:

[(1, 21227404), (2, 10613702), (4, 5306851), (11, 1929764), (22, 964882), (44, 482441)]