21096185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{8161}}^1$

素因数の和:8224

約数の個数: 16

約数和(自身を含む): 28207872

約数和(自身を除く): 7111687

約数列:

[1, 5, 11, 47, 55, 235, 517, 2585, 8161, 40805, 89771, 383567, 448855, 1917835, 4219237, 21096185]

約数ペア:

[(1, 21096185), (5, 4219237), (11, 1917835), (47, 448855), (55, 383567), (235, 89771), (517, 40805), (2585, 8161)]