21949103

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1$

素因数の和:518

約数の個数: 16

約数和(自身を含む): 24806400

約数和(自身を除く): 2857297

約数列:

[1, 11, 37, 199, 271, 407, 2189, 2981, 7363, 10027, 53929, 80993, 110297, 593219, 1995373, 21949103]

約数ペア:

[(1, 21949103), (11, 1995373), (37, 593219), (199, 110297), (271, 80993), (407, 53929), (2189, 10027), (2981, 7363)]