21985968

素因数分解:

$2^4\times 3^1\times {\mathrm{103}}^1\times {\mathrm{4447}}^1$

素因数の和:4561

約数の個数: 40

約数和(自身を含む): 57361408

約数和(自身を除く): 35375440

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 103, 206, 309, 412, 618, 824, 1236, 1648, 2472, 4447, 4944, 8894, 13341, 17788, 26682, 35576, 53364, 71152, 106728, 213456, 458041, 916082, 1374123, 1832164, 2748246, 3664328, 5496492, 7328656, 10992984, 21985968]

約数ペア:

[(1, 21985968), (2, 10992984), (3, 7328656), (4, 5496492), (6, 3664328), (8, 2748246), (12, 1832164), (16, 1374123), (24, 916082), (48, 458041), (103, 213456), (206, 106728), (309, 71152), (412, 53364), (618, 35576), (824, 26682), (1236, 17788), (1648, 13341), (2472, 8894), (4447, 4944)]