42558538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{9721}}^1$

素因数の和:9933

約数の個数: 16

約数和(自身を含む): 69998400

約数和(自身を除く): 27439862

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 9721, 19442, 106931, 213862, 1934479, 3868958, 21279269, 42558538]

約数ペア:

[(1, 42558538), (2, 21279269), (11, 3868958), (22, 1934479), (199, 213862), (398, 106931), (2189, 19442), (4378, 9721)]