21253726

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{1511}}^1$

素因数の和:2067

約数の個数: 16

約数和(自身を含む): 34419168

約数和(自身を除く): 13165442

約数列:

[1, 2, 13, 26, 541, 1082, 1511, 3022, 7033, 14066, 19643, 39286, 817451, 1634902, 10626863, 21253726]

約数ペア:

[(1, 21253726), (2, 10626863), (13, 1634902), (26, 817451), (541, 39286), (1082, 19643), (1511, 14066), (3022, 7033)]