21780372

素因数分解:

$2^2\times 3^1\times {\mathrm{379}}^1\times {\mathrm{4789}}^1$

素因数の和:5175

約数の個数: 24

約数和(自身を含む): 50965600

約数和(自身を除く): 29185228

約数列:

[1, 2, 3, 4, 6, 12, 379, 758, 1137, 1516, 2274, 4548, 4789, 9578, 14367, 19156, 28734, 57468, 1815031, 3630062, 5445093, 7260124, 10890186, 21780372]

約数ペア:

[(1, 21780372), (2, 10890186), (3, 7260124), (4, 5445093), (6, 3630062), (12, 1815031), (379, 57468), (758, 28734), (1137, 19156), (1516, 14367), (2274, 9578), (4548, 4789)]