21001087008

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{1429}}^1\times {\mathrm{4639}}^1$

素因数の和:6095

約数の個数: 144

約数和(自身を含む): 65210745600

約数和(自身を除く): 44209658592

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1429, 1584, 2858, 3168, 4287, 4639, 5716, 8574, 9278, 11432, 12861, 13917, 15719, 17148, 18556, 22864, 25722, 27834, 31438, 34296, 37112, 41751, 45728, 47157, 51029, 51444, 55668, 62876, 68592, 74224, 83502, 94314, 102058, 102888, 111336, 125752, 137184, 141471, 148448, 153087, 167004, 188628, 204116, 205776, 222672, 251504, 282942, 306174, 334008, 377256, 408232, 411552, 445344, 459261, 503008, 565884, 612348, 668016, 754512, 816464, 918522, 1131768, 1224696, 1336032, 1509024, 1632928, 1837044, 2263536, 2449392, 3674088, 4527072, 4898784, 6629131, 7348176, 13258262, 14696352, 19887393, 26516524, 39774786, 53033048, 59662179, 72920441, 79549572, 106066096, 119324358, 145840882, 159099144, 212132192, 218761323, 238648716, 291681764, 318198288, 437522646, 477297432, 583363528, 636396576, 656283969, 875045292, 954594864, 1166727056, 1312567938, 1750090584, 1909189728, 2333454112, 2625135876, 3500181168, 5250271752, 7000362336, 10500543504, 21001087008]

約数ペア:

[(1, 21001087008), (2, 10500543504), (3, 7000362336), (4, 5250271752), (6, 3500181168), (8, 2625135876), (9, 2333454112), (11, 1909189728), (12, 1750090584), (16, 1312567938), (18, 1166727056), (22, 954594864), (24, 875045292), (32, 656283969), (33, 636396576), (36, 583363528), (44, 477297432), (48, 437522646), (66, 318198288), (72, 291681764), (88, 238648716), (96, 218761323), (99, 212132192), (132, 159099144), (144, 145840882), (176, 119324358), (198, 106066096), (264, 79549572), (288, 72920441), (352, 59662179), (396, 53033048), (528, 39774786), (792, 26516524), (1056, 19887393), (1429, 14696352), (1584, 13258262), (2858, 7348176), (3168, 6629131), (4287, 4898784), (4639, 4527072), (5716, 3674088), (8574, 2449392), (9278, 2263536), (11432, 1837044), (12861, 1632928), (13917, 1509024), (15719, 1336032), (17148, 1224696), (18556, 1131768), (22864, 918522), (25722, 816464), (27834, 754512), (31438, 668016), (34296, 612348), (37112, 565884), (41751, 503008), (45728, 459261), (47157, 445344), (51029, 411552), (51444, 408232), (55668, 377256), (62876, 334008), (68592, 306174), (74224, 282942), (83502, 251504), (94314, 222672), (102058, 205776), (102888, 204116), (111336, 188628), (125752, 167004), (137184, 153087), (141471, 148448)]