21060027

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{14717}}^1$

素因数の和:14779

約数の個数: 16

約数和(自身を含む): 31790880

約数和(自身を除く): 10730853

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 14717, 44151, 132453, 397359, 780001, 2340003, 7020009, 21060027]

約数ペア:

[(1, 21060027), (3, 7020009), (9, 2340003), (27, 780001), (53, 397359), (159, 132453), (477, 44151), (1431, 14717)]