21086549

素因数分解:

${\mathrm{11}}^2\times {\mathrm{229}}^1\times {\mathrm{761}}^1$

素因数の和:1012

約数の個数: 12

約数和(自身を含む): 23309580

約数和(自身を除く): 2223031

約数列:

[1, 11, 121, 229, 761, 2519, 8371, 27709, 92081, 174269, 1916959, 21086549]

約数ペア:

[(1, 21086549), (11, 1916959), (121, 174269), (229, 92081), (761, 27709), (2519, 8371)]