21802437

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 32343168

約数和(自身を除く): 10540731

約数列:

[1, 3, 9, 61, 151, 183, 263, 453, 549, 789, 1359, 2367, 9211, 16043, 27633, 39713, 48129, 82899, 119139, 144387, 357417, 2422493, 7267479, 21802437]

約数ペア:

[(1, 21802437), (3, 7267479), (9, 2422493), (61, 357417), (151, 144387), (183, 119139), (263, 82899), (453, 48129), (549, 39713), (789, 27633), (1359, 16043), (2367, 9211)]