21726125

素因数分解:

$5^3\times {\mathrm{179}}^1\times {\mathrm{971}}^1$

素因数の和:1165

約数の個数: 16

約数和(自身を含む): 27293760

約数和(自身を除く): 5567635

約数列:

[1, 5, 25, 125, 179, 895, 971, 4475, 4855, 22375, 24275, 121375, 173809, 869045, 4345225, 21726125]

約数ペア:

[(1, 21726125), (5, 4345225), (25, 869045), (125, 173809), (179, 121375), (895, 24275), (971, 22375), (4475, 4855)]