21599331

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{5081}}^1$

素因数の和:5206

約数の個数: 16

約数和(自身を含む): 31305120

約数和(自身を除く): 9705789

約数列:

[1, 3, 13, 39, 109, 327, 1417, 4251, 5081, 15243, 66053, 198159, 553829, 1661487, 7199777, 21599331]

約数ペア:

[(1, 21599331), (3, 7199777), (13, 1661487), (39, 553829), (109, 198159), (327, 66053), (1417, 15243), (4251, 5081)]