21188822

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{523}}^1$

素因数の和:1003

約数の個数: 16

約数和(自身を含む): 32596992

約数和(自身を除く): 11408170

約数列:

[1, 2, 47, 94, 431, 523, 862, 1046, 20257, 24581, 40514, 49162, 225413, 450826, 10594411, 21188822]

約数ペア:

[(1, 21188822), (2, 10594411), (47, 450826), (94, 225413), (431, 49162), (523, 40514), (862, 24581), (1046, 20257)]