20827521

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16183}}^1$

素因数の和:16213

約数の個数: 24

約数和(自身を含む): 35345856

約数和(自身を除く): 14518335

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 16183, 48549, 145647, 178013, 210379, 534039, 631137, 1602117, 1893411, 2314169, 6942507, 20827521]

約数ペア:

[(1, 20827521), (3, 6942507), (9, 2314169), (11, 1893411), (13, 1602117), (33, 631137), (39, 534039), (99, 210379), (117, 178013), (143, 145647), (429, 48549), (1287, 16183)]