21202250

素因数分解:

$2^1\times 5^3\times {\mathrm{84809}}^1$

素因数の和:84826

約数の個数: 16

約数和(自身を含む): 39691080

約数和(自身を除く): 18488830

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 84809, 169618, 424045, 848090, 2120225, 4240450, 10601125, 21202250]

約数ペア:

[(1, 21202250), (2, 10601125), (5, 4240450), (10, 2120225), (25, 848090), (50, 424045), (125, 169618), (250, 84809)]