10220721

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{2719}}^1$

素因数の和:2908

約数の個数: 16

約数和(自身を含む): 15667200

約数和(自身を除く): 5446479

約数列:

[1, 3, 7, 21, 179, 537, 1253, 2719, 3759, 8157, 19033, 57099, 486701, 1460103, 3406907, 10220721]

約数ペア:

[(1, 10220721), (3, 3406907), (7, 1460103), (21, 486701), (179, 57099), (537, 19033), (1253, 8157), (2719, 3759)]