21870662

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{18757}}^1$

素因数の和:18823

約数の個数: 16

約数和(自身を含む): 36465552

約数和(自身を除く): 14594890

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 18757, 37514, 206327, 412654, 994121, 1988242, 10935331, 21870662]

約数ペア:

[(1, 21870662), (2, 10935331), (11, 1988242), (22, 994121), (53, 412654), (106, 206327), (583, 37514), (1166, 18757)]