20021727

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{739}}^1\times {\mathrm{821}}^1$

素因数の和:1574

約数の個数: 16

約数和(自身を含む): 29197440

約数和(自身を除く): 9175713

約数列:

[1, 3, 11, 33, 739, 821, 2217, 2463, 8129, 9031, 24387, 27093, 606719, 1820157, 6673909, 20021727]

約数ペア:

[(1, 20021727), (3, 6673909), (11, 1820157), (33, 606719), (739, 27093), (821, 24387), (2217, 9031), (2463, 8129)]