21020098

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{2521}}^1$

素因数の和:2913

約数の個数: 16

約数和(自身を含む): 34500960

約数和(自身を除く): 13480862

約数列:

[1, 2, 11, 22, 379, 758, 2521, 4169, 5042, 8338, 27731, 55462, 955459, 1910918, 10510049, 21020098]

約数ペア:

[(1, 21020098), (2, 10510049), (11, 1910918), (22, 955459), (379, 55462), (758, 27731), (2521, 8338), (4169, 5042)]