21481674

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{53437}}^1$

素因数の和:53509

約数の個数: 16

約数和(自身を含む): 43605408

約数和(自身を除く): 22123734

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 53437, 106874, 160311, 320622, 3580279, 7160558, 10740837, 21481674]

約数ペア:

[(1, 21481674), (2, 10740837), (3, 7160558), (6, 3580279), (67, 320622), (134, 160311), (201, 106874), (402, 53437)]