21923125

素因数分解:

$5^4\times 7^1\times {\mathrm{5011}}^1$

素因数の和:5038

約数の個数: 20

約数和(自身を含む): 31314976

約数和(自身を除く): 9391851

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 875, 4375, 5011, 25055, 35077, 125275, 175385, 626375, 876925, 3131875, 4384625, 21923125]

約数ペア:

[(1, 21923125), (5, 4384625), (7, 3131875), (25, 876925), (35, 626375), (125, 175385), (175, 125275), (625, 35077), (875, 25055), (4375, 5011)]