21599216

素因数分解:

$2^4\times {\mathrm{839}}^1\times {\mathrm{1609}}^1$

素因数の和:2456

約数の個数: 20

約数和(自身を含む): 41924400

約数和(自身を除く): 20325184

約数列:

[1, 2, 4, 8, 16, 839, 1609, 1678, 3218, 3356, 6436, 6712, 12872, 13424, 25744, 1349951, 2699902, 5399804, 10799608, 21599216]

約数ペア:

[(1, 21599216), (2, 10799608), (4, 5399804), (8, 2699902), (16, 1349951), (839, 25744), (1609, 13424), (1678, 12872), (3218, 6712), (3356, 6436)]