20976453

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1931}}^1$

素因数の和:2025

約数の個数: 24

約数和(自身を含む): 32550336

約数和(自身を除く): 11573883

約数列:

[1, 3, 9, 17, 51, 71, 153, 213, 639, 1207, 1931, 3621, 5793, 10863, 17379, 32827, 98481, 137101, 295443, 411303, 1233909, 2330717, 6992151, 20976453]

約数ペア:

[(1, 20976453), (3, 6992151), (9, 2330717), (17, 1233909), (51, 411303), (71, 295443), (153, 137101), (213, 98481), (639, 32827), (1207, 17379), (1931, 10863), (3621, 5793)]