21302886

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{322771}}^1$

素因数の和:322787

約数の個数: 16

約数和(自身を含む): 46479168

約数和(自身を除く): 25176282

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 322771, 645542, 968313, 1936626, 3550481, 7100962, 10651443, 21302886]

約数ペア:

[(1, 21302886), (2, 10651443), (3, 7100962), (6, 3550481), (11, 1936626), (22, 968313), (33, 645542), (66, 322771)]