21693551

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{467}}^1$

素因数の和:622

約数の個数: 16

約数和(自身を含む): 24530688

約数和(自身を除く): 2837137

約数列:

[1, 11, 41, 103, 451, 467, 1133, 4223, 5137, 19147, 46453, 48101, 210617, 529111, 1972141, 21693551]

約数ペア:

[(1, 21693551), (11, 1972141), (41, 529111), (103, 210617), (451, 48101), (467, 46453), (1133, 19147), (4223, 5137)]