21274484

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{69073}}^1$

素因数の和:69095

約数の個数: 24

約数和(自身を含む): 46417728

約数和(自身を除く): 25143244

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 69073, 138146, 276292, 483511, 759803, 967022, 1519606, 1934044, 3039212, 5318621, 10637242, 21274484]

約数ペア:

[(1, 21274484), (2, 10637242), (4, 5318621), (7, 3039212), (11, 1934044), (14, 1519606), (22, 967022), (28, 759803), (44, 483511), (77, 276292), (154, 138146), (308, 69073)]