21686136

素因数分解:

$2^3\times 3^1\times {\mathrm{701}}^1\times {\mathrm{1289}}^1$

素因数の和:1999

約数の個数: 32

約数和(自身を含む): 54334800

約数和(自身を除く): 32648664

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 701, 1289, 1402, 2103, 2578, 2804, 3867, 4206, 5156, 5608, 7734, 8412, 10312, 15468, 16824, 30936, 903589, 1807178, 2710767, 3614356, 5421534, 7228712, 10843068, 21686136]

約数ペア:

[(1, 21686136), (2, 10843068), (3, 7228712), (4, 5421534), (6, 3614356), (8, 2710767), (12, 1807178), (24, 903589), (701, 30936), (1289, 16824), (1402, 15468), (2103, 10312), (2578, 8412), (2804, 7734), (3867, 5608), (4206, 5156)]