19221489

素因数分解:

$3^3\times 7^1\times {\mathrm{101701}}^1$

素因数の和:101717

約数の個数: 16

約数和(自身を含む): 32544640

約数和(自身を除く): 13323151

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 101701, 305103, 711907, 915309, 2135721, 2745927, 6407163, 19221489]

約数ペア:

[(1, 19221489), (3, 6407163), (7, 2745927), (9, 2135721), (21, 915309), (27, 711907), (63, 305103), (189, 101701)]