21579063

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{13913}}^1$

素因数の和:13974

約数の個数: 16

約数和(自身を含む): 32057856

約数和(自身を除く): 10478793

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 13913, 41739, 153043, 459129, 653911, 1961733, 7193021, 21579063]

約数ペア:

[(1, 21579063), (3, 7193021), (11, 1961733), (33, 653911), (47, 459129), (141, 153043), (517, 41739), (1551, 13913)]