20211010

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{22709}}^1$

素因数の和:22805

約数の個数: 16

約数和(自身を含む): 36790200

約数和(自身を除く): 16579190

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 22709, 45418, 113545, 227090, 2021101, 4042202, 10105505, 20211010]

約数ペア:

[(1, 20211010), (2, 10105505), (5, 4042202), (10, 2021101), (89, 227090), (178, 113545), (445, 45418), (890, 22709)]