21082354

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{1201}}^1$

素因数の和:1401

約数の個数: 16

約数和(自身を含む): 32367456

約数和(自身を除く): 11285102

約数列:

[1, 2, 67, 131, 134, 262, 1201, 2402, 8777, 17554, 80467, 157331, 160934, 314662, 10541177, 21082354]

約数ペア:

[(1, 21082354), (2, 10541177), (67, 314662), (131, 160934), (134, 157331), (262, 80467), (1201, 17554), (2402, 8777)]