21000307701153

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{1553}}^1\times {\mathrm{510299}}^1$

素因数の和:511950

約数の個数: 48

約数和(自身を含む): 31219068081600

約数和(自身を除く): 10218760380447

約数列:

[1, 3, 11, 33, 73, 121, 219, 363, 803, 1553, 2409, 4659, 8833, 17083, 26499, 51249, 113369, 187913, 340107, 510299, 563739, 1247059, 1530897, 3741177, 5613289, 13717649, 16839867, 37251827, 41152947, 61746179, 111755481, 185238537, 409770097, 792494347, 1229310291, 2377483041, 4507471067, 8717437817, 13522413201, 26152313451, 57852087331, 95891815987, 173556261993, 287675447961, 636372960641, 1909118881923, 7000102567051, 21000307701153]

約数ペア:

[(1, 21000307701153), (3, 7000102567051), (11, 1909118881923), (33, 636372960641), (73, 287675447961), (121, 173556261993), (219, 95891815987), (363, 57852087331), (803, 26152313451), (1553, 13522413201), (2409, 8717437817), (4659, 4507471067), (8833, 2377483041), (17083, 1229310291), (26499, 792494347), (51249, 409770097), (113369, 185238537), (187913, 111755481), (340107, 61746179), (510299, 41152947), (563739, 37251827), (1247059, 16839867), (1530897, 13717649), (3741177, 5613289)]