21096525

素因数分解:

$3^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{3389}}^1$

素因数の和:3485

約数の個数: 24

約数和(自身を含む): 35310240

約数和(自身を除く): 14213715

約数列:

[1, 3, 5, 15, 25, 75, 83, 249, 415, 1245, 2075, 3389, 6225, 10167, 16945, 50835, 84725, 254175, 281287, 843861, 1406435, 4219305, 7032175, 21096525]

約数ペア:

[(1, 21096525), (3, 7032175), (5, 4219305), (15, 1406435), (25, 843861), (75, 281287), (83, 254175), (249, 84725), (415, 50835), (1245, 16945), (2075, 10167), (3389, 6225)]