28212618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{671729}}^1$

素因数の和:671741

約数の個数: 16

約数和(自身を含む): 64486080

約数和(自身を除く): 36273462

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 671729, 1343458, 2015187, 4030374, 4702103, 9404206, 14106309, 28212618]

約数ペア:

[(1, 28212618), (2, 14106309), (3, 9404206), (6, 4702103), (7, 4030374), (14, 2015187), (21, 1343458), (42, 671729)]