21444753

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{2719}}^1$

素因数の和:2972

約数の個数: 16

約数和(自身を含む): 31334400

約数和(自身を除く): 9889647

約数列:

[1, 3, 11, 33, 239, 717, 2629, 2719, 7887, 8157, 29909, 89727, 649841, 1949523, 7148251, 21444753]

約数ペア:

[(1, 21444753), (3, 7148251), (11, 1949523), (33, 649841), (239, 89727), (717, 29909), (2629, 8157), (2719, 7887)]