21188814

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{49739}}^1$

素因数の和:49815

約数の個数: 16

約数和(自身を含む): 42975360

約数和(自身を除く): 21786546

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 49739, 99478, 149217, 298434, 3531469, 7062938, 10594407, 21188814]

約数ペア:

[(1, 21188814), (2, 10594407), (3, 7062938), (6, 3531469), (71, 298434), (142, 149217), (213, 99478), (426, 49739)]