21427446

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2531}}^1$

素因数の和:2636

約数の個数: 32

約数和(自身を含む): 45940608

約数和(自身を除く): 24513162

約数列:

[1, 2, 3, 6, 17, 34, 51, 83, 102, 166, 249, 498, 1411, 2531, 2822, 4233, 5062, 7593, 8466, 15186, 43027, 86054, 129081, 210073, 258162, 420146, 630219, 1260438, 3571241, 7142482, 10713723, 21427446]

約数ペア:

[(1, 21427446), (2, 10713723), (3, 7142482), (6, 3571241), (17, 1260438), (34, 630219), (51, 420146), (83, 258162), (102, 210073), (166, 129081), (249, 86054), (498, 43027), (1411, 15186), (2531, 8466), (2822, 7593), (4233, 5062)]