21047587

素因数分解:

${\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{3701}}^1$

素因数の和:3770

約数の個数: 12

約数和(自身を含む): 23633568

約数和(自身を除く): 2585981

約数列:

[1, 11, 47, 121, 517, 3701, 5687, 40711, 173947, 447821, 1913417, 21047587]

約数ペア:

[(1, 21047587), (11, 1913417), (47, 447821), (121, 173947), (517, 40711), (3701, 5687)]