21250801

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{859}}^1$

素因数の和:1056

約数の個数: 16

約数和(自身を含む): 25139520

約数和(自身を除く): 3888719

約数列:

[1, 11, 13, 143, 173, 859, 1903, 2249, 9449, 11167, 24739, 122837, 148607, 1634677, 1931891, 21250801]

約数ペア:

[(1, 21250801), (11, 1931891), (13, 1634677), (143, 148607), (173, 122837), (859, 24739), (1903, 11167), (2249, 9449)]