21516326

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{5077}}^1$

素因数の和:5255

約数の個数: 16

約数和(自身を含む): 34977264

約数和(自身を除く): 13460938

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4238, 5077, 10154, 66001, 132002, 827551, 1655102, 10758163, 21516326]

約数ペア:

[(1, 21516326), (2, 10758163), (13, 1655102), (26, 827551), (163, 132002), (326, 66001), (2119, 10154), (4238, 5077)]