21098037

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21773}}^1$

素因数の和:21812

約数の個数: 16

約数和(自身を含む): 31354560

約数和(自身を除く): 10256523

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 21773, 65319, 370141, 413687, 1110423, 1241061, 7032679, 21098037]

約数ペア:

[(1, 21098037), (3, 7032679), (17, 1241061), (19, 1110423), (51, 413687), (57, 370141), (323, 65319), (969, 21773)]