21112663

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:355

約数の個数: 24

約数和(自身を含む): 25640496

約数和(自身を除く): 4527833

約数列:

[1, 11, 13, 41, 143, 169, 277, 451, 533, 1859, 3047, 3601, 5863, 6929, 11357, 39611, 46813, 76219, 124927, 147641, 514943, 1624051, 1919333, 21112663]

約数ペア:

[(1, 21112663), (11, 1919333), (13, 1624051), (41, 514943), (143, 147641), (169, 124927), (277, 76219), (451, 46813), (533, 39611), (1859, 11357), (3047, 6929), (3601, 5863)]