21401133

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{14831}}^1$

素因数の和:14884

約数の個数: 16

約数和(自身を含む): 31562496

約数和(自身を除く): 10161363

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 14831, 44493, 192803, 548747, 578409, 1646241, 7133711, 21401133]

約数ペア:

[(1, 21401133), (3, 7133711), (13, 1646241), (37, 578409), (39, 548747), (111, 192803), (481, 44493), (1443, 14831)]