21383037

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9619}}^1$

素因数の和:9657

約数の個数: 24

約数和(自身を含む): 35016800

約数和(自身を除く): 13633763

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 9619, 28857, 86571, 125047, 182761, 375141, 548283, 1125423, 1644849, 2375893, 7127679, 21383037]

約数ペア:

[(1, 21383037), (3, 7127679), (9, 2375893), (13, 1644849), (19, 1125423), (39, 548283), (57, 375141), (117, 182761), (171, 125047), (247, 86571), (741, 28857), (2223, 9619)]