12213978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6763}}^1$

素因数の和:6818

約数の個数: 32

約数和(自身を含む): 28571136

約数和(自身を除く): 16357158

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 6763, 13526, 20289, 40578, 47341, 94682, 142023, 284046, 290809, 581618, 872427, 1744854, 2035663, 4071326, 6106989, 12213978]

約数ペア:

[(1, 12213978), (2, 6106989), (3, 4071326), (6, 2035663), (7, 1744854), (14, 872427), (21, 581618), (42, 290809), (43, 284046), (86, 142023), (129, 94682), (258, 47341), (301, 40578), (602, 20289), (903, 13526), (1806, 6763)]