20212486

素因数分解:

$2^1\times 7^1\times {\mathrm{919}}^1\times {\mathrm{1571}}^1$

素因数の和:2499

約数の個数: 16

約数和(自身を含む): 34709760

約数和(自身を除く): 14497274

約数列:

[1, 2, 7, 14, 919, 1571, 1838, 3142, 6433, 10997, 12866, 21994, 1443749, 2887498, 10106243, 20212486]

約数ペア:

[(1, 20212486), (2, 10106243), (7, 2887498), (14, 1443749), (919, 21994), (1571, 12866), (1838, 10997), (3142, 6433)]