21240474

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{52837}}^1$

素因数の和:52909

約数の個数: 16

約数和(自身を含む): 43115808

約数和(自身を除く): 21875334

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 52837, 105674, 158511, 317022, 3540079, 7080158, 10620237, 21240474]

約数ペア:

[(1, 21240474), (2, 10620237), (3, 7080158), (6, 3540079), (67, 317022), (134, 158511), (201, 105674), (402, 52837)]