2421657

素因数分解:

$3^4\times 7^1\times {\mathrm{4271}}^1$

素因数の和:4290

約数の個数: 20

約数和(自身を含む): 4135296

約数和(自身を除く): 1713639

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 4271, 12813, 29897, 38439, 89691, 115317, 269073, 345951, 807219, 2421657]

約数ペア:

[(1, 2421657), (3, 807219), (7, 345951), (9, 269073), (21, 115317), (27, 89691), (63, 38439), (81, 29897), (189, 12813), (567, 4271)]