21000337452

素因数分解:

$2^2\times 3^3\times {\mathrm{107}}^1\times {\mathrm{1817267}}^1$

素因数の和:1817387

約数の個数: 48

約数和(自身を含む): 54954184320

約数和(自身を除く): 33953846868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 107, 108, 214, 321, 428, 642, 963, 1284, 1926, 2889, 3852, 5778, 11556, 1817267, 3634534, 5451801, 7269068, 10903602, 16355403, 21807204, 32710806, 49066209, 65421612, 98132418, 194447569, 196264836, 388895138, 583342707, 777790276, 1166685414, 1750028121, 2333370828, 3500056242, 5250084363, 7000112484, 10500168726, 21000337452]

約数ペア:

[(1, 21000337452), (2, 10500168726), (3, 7000112484), (4, 5250084363), (6, 3500056242), (9, 2333370828), (12, 1750028121), (18, 1166685414), (27, 777790276), (36, 583342707), (54, 388895138), (107, 196264836), (108, 194447569), (214, 98132418), (321, 65421612), (428, 49066209), (642, 32710806), (963, 21807204), (1284, 16355403), (1926, 10903602), (2889, 7269068), (3852, 5451801), (5778, 3634534), (11556, 1817267)]