21112818

素因数分解:

$2^1\times 3^1\times {\mathrm{1031}}^1\times {\mathrm{3413}}^1$

素因数の和:4449

約数の個数: 16

約数和(自身を含む): 42278976

約数和(自身を除く): 21166158

約数列:

[1, 2, 3, 6, 1031, 2062, 3093, 3413, 6186, 6826, 10239, 20478, 3518803, 7037606, 10556409, 21112818]

約数ペア:

[(1, 21112818), (2, 10556409), (3, 7037606), (6, 3518803), (1031, 20478), (2062, 10239), (3093, 6826), (3413, 6186)]