21423146

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2833}}^1$

素因数の和:3053

約数の個数: 16

約数和(自身を含む): 34008000

約数和(自身を除く): 12584854

約数列:

[1, 2, 19, 38, 199, 398, 2833, 3781, 5666, 7562, 53827, 107654, 563767, 1127534, 10711573, 21423146]

約数ペア:

[(1, 21423146), (2, 10711573), (19, 1127534), (38, 563767), (199, 107654), (398, 53827), (2833, 7562), (3781, 5666)]