21032687

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{599}}^1$

素因数の和:722

約数の個数: 16

約数和(自身を含む): 23620800

約数和(自身を除く): 2588113

約数列:

[1, 13, 37, 73, 481, 599, 949, 2701, 7787, 22163, 35113, 43727, 288119, 568451, 1617899, 21032687]

約数ペア:

[(1, 21032687), (13, 1617899), (37, 568451), (73, 288119), (481, 43727), (599, 35113), (949, 22163), (2701, 7787)]