21358206

素因数分解:

$2^1\times 3^2\times {\mathrm{769}}^1\times {\mathrm{1543}}^1$

素因数の和:2320

約数の個数: 24

約数和(自身を含む): 46366320

約数和(自身を除く): 25008114

約数列:

[1, 2, 3, 6, 9, 18, 769, 1538, 1543, 2307, 3086, 4614, 4629, 6921, 9258, 13842, 13887, 27774, 1186567, 2373134, 3559701, 7119402, 10679103, 21358206]

約数ペア:

[(1, 21358206), (2, 10679103), (3, 7119402), (6, 3559701), (9, 2373134), (18, 1186567), (769, 27774), (1538, 13887), (1543, 13842), (2307, 9258), (3086, 6921), (4614, 4629)]