21380804595

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25006789}}^1$

素因数の和:25006819

約数の個数: 24

約数和(自身を含む): 39010592400

約数和(自身を除く): 17629787805

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 25006789, 75020367, 125033945, 225061101, 375101835, 475128991, 1125305505, 1425386973, 2375644955, 4276160919, 7126934865, 21380804595]

約数ペア:

[(1, 21380804595), (3, 7126934865), (5, 4276160919), (9, 2375644955), (15, 1425386973), (19, 1125305505), (45, 475128991), (57, 375101835), (95, 225061101), (171, 125033945), (285, 75020367), (855, 25006789)]