21568368

素因数分解:

$2^4\times 3^1\times {\mathrm{641}}^1\times {\mathrm{701}}^1$

素因数の和:1353

約数の個数: 40

約数和(自身を含む): 55884816

約数和(自身を除く): 34316448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 641, 701, 1282, 1402, 1923, 2103, 2564, 2804, 3846, 4206, 5128, 5608, 7692, 8412, 10256, 11216, 15384, 16824, 30768, 33648, 449341, 898682, 1348023, 1797364, 2696046, 3594728, 5392092, 7189456, 10784184, 21568368]

約数ペア:

[(1, 21568368), (2, 10784184), (3, 7189456), (4, 5392092), (6, 3594728), (8, 2696046), (12, 1797364), (16, 1348023), (24, 898682), (48, 449341), (641, 33648), (701, 30768), (1282, 16824), (1402, 15384), (1923, 11216), (2103, 10256), (2564, 8412), (2804, 7692), (3846, 5608), (4206, 5128)]