21309486

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{322871}}^1$

素因数の和:322887

約数の個数: 16

約数和(自身を含む): 46493568

約数和(自身を除く): 25184082

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 322871, 645742, 968613, 1937226, 3551581, 7103162, 10654743, 21309486]

約数ペア:

[(1, 21309486), (2, 10654743), (3, 7103162), (6, 3551581), (11, 1937226), (22, 968613), (33, 645742), (66, 322871)]