2021167563

素因数分解:

$3^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1\times {\mathrm{42611}}^1$

素因数の和:42874

約数の個数: 16

約数和(自身を含む): 2739440256

約数和(自身を除く): 718272693

約数列:

[1, 3, 97, 163, 291, 489, 15811, 42611, 47433, 127833, 4133267, 6945593, 12399801, 20836779, 673722521, 2021167563]

約数ペア:

[(1, 2021167563), (3, 673722521), (97, 20836779), (163, 12399801), (291, 6945593), (489, 4133267), (15811, 127833), (42611, 47433)]