21032605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{1009}}^1$

素因数の和:1404

約数の個数: 16

約数和(自身を含む): 27633600

約数和(自身を除く): 6600995

約数列:

[1, 5, 11, 55, 379, 1009, 1895, 4169, 5045, 11099, 20845, 55495, 382411, 1912055, 4206521, 21032605]

約数ペア:

[(1, 21032605), (5, 4206521), (11, 1912055), (55, 382411), (379, 55495), (1009, 20845), (1895, 11099), (4169, 5045)]