21392298

素因数分解:

$2^1\times 3^2\times {\mathrm{313}}^1\times {\mathrm{3797}}^1$

素因数の和:4118

約数の個数: 24

約数和(自身を含む): 46510308

約数和(自身を除く): 25118010

約数列:

[1, 2, 3, 6, 9, 18, 313, 626, 939, 1878, 2817, 3797, 5634, 7594, 11391, 22782, 34173, 68346, 1188461, 2376922, 3565383, 7130766, 10696149, 21392298]

約数ペア:

[(1, 21392298), (2, 10696149), (3, 7130766), (6, 3565383), (9, 2376922), (18, 1188461), (313, 68346), (626, 34173), (939, 22782), (1878, 11391), (2817, 7594), (3797, 5634)]