21804497

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3719}}^1$

素因数の和:3784

約数の個数: 16

約数和(自身を含む): 26248320

約数和(自身を除く): 4443823

約数列:

[1, 11, 13, 41, 143, 451, 533, 3719, 5863, 40909, 48347, 152479, 531817, 1677269, 1982227, 21804497]

約数ペア:

[(1, 21804497), (11, 1982227), (13, 1677269), (41, 531817), (143, 152479), (451, 48347), (533, 40909), (3719, 5863)]