16921827

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2371}}^1$

素因数の和:2451

約数の個数: 24

約数和(自身を含む): 26765648

約数和(自身を除く): 9843821

約数列:

[1, 3, 9, 13, 39, 61, 117, 183, 549, 793, 2371, 2379, 7113, 7137, 21339, 30823, 92469, 144631, 277407, 433893, 1301679, 1880203, 5640609, 16921827]

約数ペア:

[(1, 16921827), (3, 5640609), (9, 1880203), (13, 1301679), (39, 433893), (61, 277407), (117, 144631), (183, 92469), (549, 30823), (793, 21339), (2371, 7137), (2379, 7113)]