21135049

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2087}}^1$

素因数の和:2160

約数の個数: 16

約数和(自身を含む): 24554880

約数和(自身を除く): 3419831

約数列:

[1, 13, 19, 41, 247, 533, 779, 2087, 10127, 27131, 39653, 85567, 515489, 1112371, 1625773, 21135049]

約数ペア:

[(1, 21135049), (13, 1625773), (19, 1112371), (41, 515489), (247, 85567), (533, 39653), (779, 27131), (2087, 10127)]