19656021

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{85091}}^1$

素因数の和:85112

約数の個数: 16

約数和(自身を含む): 32675328

約数和(自身を除く): 13019307

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 85091, 255273, 595637, 936001, 1786911, 2808003, 6552007, 19656021]

約数ペア:

[(1, 19656021), (3, 6552007), (7, 2808003), (11, 1786911), (21, 936001), (33, 595637), (77, 255273), (231, 85091)]