21577996863

素因数分解:

$3^6\times {\mathrm{197}}^1\times {\mathrm{347}}^1\times {\mathrm{433}}^1$

素因数の和:995

約数の個数: 56

約数和(自身を含む): 32685439248

約数和(自身を除く): 11107442385

約数列:

[1, 3, 9, 27, 81, 197, 243, 347, 433, 591, 729, 1041, 1299, 1773, 3123, 3897, 5319, 9369, 11691, 15957, 28107, 35073, 47871, 68359, 84321, 85301, 105219, 143613, 150251, 205077, 252963, 255903, 315657, 450753, 615231, 767709, 1352259, 1845693, 2303127, 4056777, 5537079, 6909381, 12170331, 16611237, 20728143, 29599447, 36510993, 49833711, 62184429, 88798341, 109532979, 266395023, 799185069, 2397555207, 7192665621, 21577996863]

約数ペア:

[(1, 21577996863), (3, 7192665621), (9, 2397555207), (27, 799185069), (81, 266395023), (197, 109532979), (243, 88798341), (347, 62184429), (433, 49833711), (591, 36510993), (729, 29599447), (1041, 20728143), (1299, 16611237), (1773, 12170331), (3123, 6909381), (3897, 5537079), (5319, 4056777), (9369, 2303127), (11691, 1845693), (15957, 1352259), (28107, 767709), (35073, 615231), (47871, 450753), (68359, 315657), (84321, 255903), (85301, 252963), (105219, 205077), (143613, 150251)]