21658318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{1861}}^1$

素因数の和:1920

約数の個数: 24

約数和(自身を含む): 37068696

約数和(自身を除く): 15410378

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 529, 1058, 1861, 3722, 5819, 11638, 20471, 40942, 42803, 85606, 470833, 941666, 984469, 1968938, 10829159, 21658318]

約数ペア:

[(1, 21658318), (2, 10829159), (11, 1968938), (22, 984469), (23, 941666), (46, 470833), (253, 85606), (506, 42803), (529, 40942), (1058, 20471), (1861, 11638), (3722, 5819)]