21321158

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{2833}}^1$

素因数の和:2959

約数の個数: 16

約数和(自身を含む): 33055776

約数和(自身を除く): 11734618

約数列:

[1, 2, 53, 71, 106, 142, 2833, 3763, 5666, 7526, 150149, 201143, 300298, 402286, 10660579, 21321158]

約数ペア:

[(1, 21321158), (2, 10660579), (53, 402286), (71, 300298), (106, 201143), (142, 150149), (2833, 7526), (3763, 5666)]