21745782

素因数分解:

$2^1\times 3^2\times {\mathrm{769}}^1\times {\mathrm{1571}}^1$

素因数の和:2348

約数の個数: 24

約数和(自身を含む): 47207160

約数和(自身を除く): 25461378

約数列:

[1, 2, 3, 6, 9, 18, 769, 1538, 1571, 2307, 3142, 4614, 4713, 6921, 9426, 13842, 14139, 28278, 1208099, 2416198, 3624297, 7248594, 10872891, 21745782]

約数ペア:

[(1, 21745782), (2, 10872891), (3, 7248594), (6, 3624297), (9, 2416198), (18, 1208099), (769, 28278), (1538, 14139), (1571, 13842), (2307, 9426), (3142, 6921), (4614, 4713)]