21246434

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 36633600

約数和(自身を除く): 15387166

約数列:

[1, 2, 11, 22, 23, 46, 199, 211, 253, 398, 422, 506, 2189, 2321, 4378, 4577, 4642, 4853, 9154, 9706, 41989, 50347, 53383, 83978, 100694, 106766, 461879, 923758, 965747, 1931494, 10623217, 21246434]

約数ペア:

[(1, 21246434), (2, 10623217), (11, 1931494), (22, 965747), (23, 923758), (46, 461879), (199, 106766), (211, 100694), (253, 83978), (398, 53383), (422, 50347), (506, 41989), (2189, 9706), (2321, 9154), (4378, 4853), (4577, 4642)]