20901125

素因数分解:

$5^3\times 7^1\times {\mathrm{23887}}^1$

素因数の和:23909

約数の個数: 16

約数和(自身を含む): 29812224

約数和(自身を除く): 8911099

約数列:

[1, 5, 7, 25, 35, 125, 175, 875, 23887, 119435, 167209, 597175, 836045, 2985875, 4180225, 20901125]

約数ペア:

[(1, 20901125), (5, 4180225), (7, 2985875), (25, 836045), (35, 597175), (125, 167209), (175, 119435), (875, 23887)]