21046324

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{1201}}^1$

素因数の和:1555

約数の個数: 24

約数和(自身を含む): 39815048

約数和(自身を除く): 18768724

約数列:

[1, 2, 4, 13, 26, 52, 337, 674, 1201, 1348, 2402, 4381, 4804, 8762, 15613, 17524, 31226, 62452, 404737, 809474, 1618948, 5261581, 10523162, 21046324]

約数ペア:

[(1, 21046324), (2, 10523162), (4, 5261581), (13, 1618948), (26, 809474), (52, 404737), (337, 62452), (674, 31226), (1201, 17524), (1348, 15613), (2402, 8762), (4381, 4804)]