210091211

素因数分解:

${\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{17191}}^1$

素因数の和:17314

約数の個数: 12

約数和(自身を含む): 233226672

約数和(自身を除く): 23135461

約数列:

[1, 11, 101, 121, 1111, 12221, 17191, 189101, 1736291, 2080111, 19099201, 210091211]

約数ペア:

[(1, 210091211), (11, 19099201), (101, 2080111), (121, 1736291), (1111, 189101), (12221, 17191)]