21308556

素因数分解:

$2^2\times 3^1\times {\mathrm{883}}^1\times {\mathrm{2011}}^1$

素因数の和:2901

約数の個数: 24

約数和(自身を含む): 49801024

約数和(自身を除く): 28492468

約数列:

[1, 2, 3, 4, 6, 12, 883, 1766, 2011, 2649, 3532, 4022, 5298, 6033, 8044, 10596, 12066, 24132, 1775713, 3551426, 5327139, 7102852, 10654278, 21308556]

約数ペア:

[(1, 21308556), (2, 10654278), (3, 7102852), (4, 5327139), (6, 3551426), (12, 1775713), (883, 24132), (1766, 12066), (2011, 10596), (2649, 8044), (3532, 6033), (4022, 5298)]