21381602

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{2029}}^1$

素因数の和:2521

約数の個数: 16

約数和(自身を含む): 35078400

約数和(自身を除く): 13696798

約数列:

[1, 2, 11, 22, 479, 958, 2029, 4058, 5269, 10538, 22319, 44638, 971891, 1943782, 10690801, 21381602]

約数ペア:

[(1, 21381602), (2, 10690801), (11, 1943782), (22, 971891), (479, 44638), (958, 22319), (2029, 10538), (4058, 5269)]