21744094

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{1621}}^1$

素因数の和:1995

約数の個数: 16

約数和(自身を含む): 34451280

約数和(自身を除く): 12707186

約数列:

[1, 2, 19, 38, 353, 706, 1621, 3242, 6707, 13414, 30799, 61598, 572213, 1144426, 10872047, 21744094]

約数ペア:

[(1, 21744094), (2, 10872047), (19, 1144426), (38, 572213), (353, 61598), (706, 30799), (1621, 13414), (3242, 6707)]