21077782

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{18077}}^1$

素因数の和:18143

約数の個数: 16

約数和(自身を含む): 35143632

約数和(自身を除く): 14065850

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 18077, 36154, 198847, 397694, 958081, 1916162, 10538891, 21077782]

約数ペア:

[(1, 21077782), (2, 10538891), (11, 1916162), (22, 958081), (53, 397694), (106, 198847), (583, 36154), (1166, 18077)]