21063922

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{87041}}^1$

素因数の和:87065

約数の個数: 12

約数和(自身を含む): 34729758

約数和(自身を除く): 13665836

約数列:

[1, 2, 11, 22, 121, 242, 87041, 174082, 957451, 1914902, 10531961, 21063922]

約数ペア:

[(1, 21063922), (2, 10531961), (11, 1914902), (22, 957451), (121, 174082), (242, 87041)]