21000966501

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{11701}}^1\times {\mathrm{7573}}^1$

素因数の和:19356

約数の個数: 16

約数和(自身を含む): 28361903360

約数和(自身を除く): 7360936859

約数列:

[1, 3, 79, 237, 7573, 11701, 22719, 35103, 598267, 924379, 1794801, 2773137, 88611673, 265835019, 7000322167, 21000966501]

約数ペア:

[(1, 21000966501), (3, 7000322167), (79, 265835019), (237, 88611673), (7573, 2773137), (11701, 1794801), (22719, 924379), (35103, 598267)]