21534230

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{4861}}^1$

素因数の和:5311

約数の個数: 16

約数和(自身を含む): 38857104

約数和(自身を除く): 17322874

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 4861, 9722, 24305, 48610, 2153423, 4306846, 10767115, 21534230]

約数ペア:

[(1, 21534230), (2, 10767115), (5, 4306846), (10, 2153423), (443, 48610), (886, 24305), (2215, 9722), (4430, 4861)]