21673730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5749}}^1$

素因数の和:5798

約数の個数: 32

約数和(自身を含む): 43470000

約数和(自身を除く): 21796270

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 5749, 11498, 28745, 57490, 74737, 149474, 166721, 333442, 373685, 747370, 833605, 1667210, 2167373, 4334746, 10836865, 21673730]

約数ペア:

[(1, 21673730), (2, 10836865), (5, 4334746), (10, 2167373), (13, 1667210), (26, 833605), (29, 747370), (58, 373685), (65, 333442), (130, 166721), (145, 149474), (290, 74737), (377, 57490), (754, 28745), (1885, 11498), (3770, 5749)]