21084895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{1429}}^1$

素因数の和:1674

約数の個数: 16

約数和(自身を含む): 27387360

約数和(自身を除く): 6302465

約数列:

[1, 5, 13, 65, 227, 1135, 1429, 2951, 7145, 14755, 18577, 92885, 324383, 1621915, 4216979, 21084895]

約数ペア:

[(1, 21084895), (5, 4216979), (13, 1621915), (65, 324383), (227, 92885), (1135, 18577), (1429, 14755), (2951, 7145)]