21492816

素因数分解:

$2^4\times 3^1\times {\mathrm{349}}^1\times {\mathrm{1283}}^1$

素因数の和:1643

約数の個数: 40

約数和(自身を含む): 55725600

約数和(自身を除く): 34232784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 349, 698, 1047, 1283, 1396, 2094, 2566, 2792, 3849, 4188, 5132, 5584, 7698, 8376, 10264, 15396, 16752, 20528, 30792, 61584, 447767, 895534, 1343301, 1791068, 2686602, 3582136, 5373204, 7164272, 10746408, 21492816]

約数ペア:

[(1, 21492816), (2, 10746408), (3, 7164272), (4, 5373204), (6, 3582136), (8, 2686602), (12, 1791068), (16, 1343301), (24, 895534), (48, 447767), (349, 61584), (698, 30792), (1047, 20528), (1283, 16752), (1396, 15396), (2094, 10264), (2566, 8376), (2792, 7698), (3849, 5584), (4188, 5132)]