21000565421

素因数分解:

${\mathrm{11}}^1\times {\mathrm{7237}}^1\times {\mathrm{263803}}^1$

素因数の和:271051

約数の個数: 8

約数和(自身を含む): 22912960224

約数和(自身を除く): 1912394803

約数列:

[1, 11, 7237, 79607, 263803, 2901833, 1909142311, 21000565421]

約数ペア:

[(1, 21000565421), (11, 1909142311), (7237, 2901833), (79607, 263803)]