21927312

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 120

約数和(自身を含む): 68090880

約数和(自身を除く): 46163568

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 109, 127, 132, 144, 176, 198, 218, 254, 264, 327, 381, 396, 436, 508, 528, 654, 762, 792, 872, 981, 1016, 1143, 1199, 1308, 1397, 1524, 1584, 1744, 1962, 2032, 2286, 2398, 2616, 2794, 3048, 3597, 3924, 4191, 4572, 4796, 5232, 5588, 6096, 7194, 7848, 8382, 9144, 9592, 10791, 11176, 12573, 13843, 14388, 15696, 16764, 18288, 19184, 21582, 22352, 25146, 27686, 28776, 33528, 41529, 43164, 50292, 55372, 57552, 67056, 83058, 86328, 100584, 110744, 124587, 152273, 166116, 172656, 201168, 221488, 249174, 304546, 332232, 456819, 498348, 609092, 664464, 913638, 996696, 1218184, 1370457, 1827276, 1993392, 2436368, 2740914, 3654552, 5481828, 7309104, 10963656, 21927312]

約数ペア:

[(1, 21927312), (2, 10963656), (3, 7309104), (4, 5481828), (6, 3654552), (8, 2740914), (9, 2436368), (11, 1993392), (12, 1827276), (16, 1370457), (18, 1218184), (22, 996696), (24, 913638), (33, 664464), (36, 609092), (44, 498348), (48, 456819), (66, 332232), (72, 304546), (88, 249174), (99, 221488), (109, 201168), (127, 172656), (132, 166116), (144, 152273), (176, 124587), (198, 110744), (218, 100584), (254, 86328), (264, 83058), (327, 67056), (381, 57552), (396, 55372), (436, 50292), (508, 43164), (528, 41529), (654, 33528), (762, 28776), (792, 27686), (872, 25146), (981, 22352), (1016, 21582), (1143, 19184), (1199, 18288), (1308, 16764), (1397, 15696), (1524, 14388), (1584, 13843), (1744, 12573), (1962, 11176), (2032, 10791), (2286, 9592), (2398, 9144), (2616, 8382), (2794, 7848), (3048, 7194), (3597, 6096), (3924, 5588), (4191, 5232), (4572, 4796)]