12349482021

素因数分解:

$3^4\times {\mathrm{6971}}^1\times {\mathrm{21871}}^1$

素因数の和:28854

約数の個数: 20

約数和(自身を含む): 18451481664

約数和(自身を除く): 6101999643

約数列:

[1, 3, 9, 27, 81, 6971, 20913, 21871, 62739, 65613, 188217, 196839, 564651, 590517, 1771551, 152462741, 457388223, 1372164669, 4116494007, 12349482021]

約数ペア:

[(1, 12349482021), (3, 4116494007), (9, 1372164669), (27, 457388223), (81, 152462741), (6971, 1771551), (20913, 590517), (21871, 564651), (62739, 196839), (65613, 188217)]