21791118

素因数分解:

$2^1\times 3^1\times {\mathrm{1451}}^1\times {\mathrm{2503}}^1$

素因数の和:3959

約数の個数: 16

約数和(自身を含む): 43629696

約数和(自身を除く): 21838578

約数列:

[1, 2, 3, 6, 1451, 2503, 2902, 4353, 5006, 7509, 8706, 15018, 3631853, 7263706, 10895559, 21791118]

約数ペア:

[(1, 21791118), (2, 10895559), (3, 7263706), (6, 3631853), (1451, 15018), (2503, 8706), (2902, 7509), (4353, 5006)]