16674021

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20359}}^1$

素因数の和:20385

約数の個数: 24

約数和(自身を含む): 29644160

約数和(自身を除く): 12970139

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 20359, 61077, 142513, 183231, 264667, 427539, 794001, 1282617, 1852669, 2382003, 5558007, 16674021]

約数ペア:

[(1, 16674021), (3, 5558007), (7, 2382003), (9, 1852669), (13, 1282617), (21, 794001), (39, 427539), (63, 264667), (91, 183231), (117, 142513), (273, 61077), (819, 20359)]