28213206

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{671743}}^1$

素因数の和:671755

約数の個数: 16

約数和(自身を含む): 64487424

約数和(自身を除く): 36274218

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 671743, 1343486, 2015229, 4030458, 4702201, 9404402, 14106603, 28213206]

約数ペア:

[(1, 28213206), (2, 14106603), (3, 9404402), (6, 4702201), (7, 4030458), (14, 2015229), (21, 1343486), (42, 671743)]