21626632

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{11311}}^1$

素因数の和:11556

約数の個数: 16

約数和(自身を含む): 40723200

約数和(自身を除く): 19096568

約数列:

[1, 2, 4, 8, 239, 478, 956, 1912, 11311, 22622, 45244, 90488, 2703329, 5406658, 10813316, 21626632]

約数ペア:

[(1, 21626632), (2, 10813316), (4, 5406658), (8, 2703329), (239, 90488), (478, 45244), (956, 22622), (1912, 11311)]