21564424

素因数分解:

$2^3\times 7^1\times {\mathrm{385079}}^1$

素因数の和:385092

約数の個数: 16

約数和(自身を含む): 46209600

約数和(自身を除く): 24645176

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 385079, 770158, 1540316, 2695553, 3080632, 5391106, 10782212, 21564424]

約数ペア:

[(1, 21564424), (2, 10782212), (4, 5391106), (7, 3080632), (8, 2695553), (14, 1540316), (28, 770158), (56, 385079)]