21764644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{494651}}^1$

素因数の和:494666

約数の個数: 12

約数和(自身を含む): 41550768

約数和(自身を除く): 19786124

約数列:

[1, 2, 4, 11, 22, 44, 494651, 989302, 1978604, 5441161, 10882322, 21764644]

約数ペア:

[(1, 21764644), (2, 10882322), (4, 5441161), (11, 1978604), (22, 989302), (44, 494651)]