21020486

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1\times {\mathrm{331}}^1$

素因数の和:727

約数の個数: 16

約数和(自身を含む): 32019408

約数和(自身を除く): 10998922

約数列:

[1, 2, 113, 226, 281, 331, 562, 662, 31753, 37403, 63506, 74806, 93011, 186022, 10510243, 21020486]

約数ペア:

[(1, 21020486), (2, 10510243), (113, 186022), (226, 93011), (281, 74806), (331, 63506), (562, 37403), (662, 31753)]