21871716

素因数分解:

$2^2\times 3^1\times {\mathrm{359}}^1\times {\mathrm{5077}}^1$

素因数の和:5443

約数の個数: 24

約数和(自身を含む): 51186240

約数和(自身を除く): 29314524

約数列:

[1, 2, 3, 4, 6, 12, 359, 718, 1077, 1436, 2154, 4308, 5077, 10154, 15231, 20308, 30462, 60924, 1822643, 3645286, 5467929, 7290572, 10935858, 21871716]

約数ペア:

[(1, 21871716), (2, 10935858), (3, 7290572), (4, 5467929), (6, 3645286), (12, 1822643), (359, 60924), (718, 30462), (1077, 20308), (1436, 15231), (2154, 10154), (4308, 5077)]