21828554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{2843}}^1$

素因数の和:3205

約数の個数: 16

約数和(自身を含む): 35834400

約数和(自身を除く): 14005846

約数列:

[1, 2, 11, 22, 349, 698, 2843, 3839, 5686, 7678, 31273, 62546, 992207, 1984414, 10914277, 21828554]

約数ペア:

[(1, 21828554), (2, 10914277), (11, 1984414), (22, 992207), (349, 62546), (698, 31273), (2843, 7678), (3839, 5686)]