21048827

素因数分解:

${\mathrm{19}}^2\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:530

約数の個数: 12

約数和(自身を含む): 22402800

約数和(自身を除く): 1353973

約数列:

[1, 19, 199, 293, 361, 3781, 5567, 58307, 71839, 105773, 1107833, 21048827]

約数ペア:

[(1, 21048827), (19, 1107833), (199, 105773), (293, 71839), (361, 58307), (3781, 5567)]