21211457904

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{77081}}^1$

素因数の和:77125

約数の個数: 240

約数和(自身を含む): 76274180640

約数和(自身を除く): 55062722736

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 48, 49, 52, 54, 56, 63, 72, 78, 84, 91, 98, 104, 108, 112, 117, 126, 144, 147, 156, 168, 182, 189, 196, 208, 216, 234, 252, 273, 294, 312, 336, 351, 364, 378, 392, 432, 441, 468, 504, 546, 588, 624, 637, 702, 728, 756, 784, 819, 882, 936, 1008, 1092, 1176, 1274, 1323, 1404, 1456, 1512, 1638, 1764, 1872, 1911, 2184, 2352, 2457, 2548, 2646, 2808, 3024, 3276, 3528, 3822, 4368, 4914, 5096, 5292, 5616, 5733, 6552, 7056, 7644, 9828, 10192, 10584, 11466, 13104, 15288, 17199, 19656, 21168, 22932, 30576, 34398, 39312, 45864, 68796, 77081, 91728, 137592, 154162, 231243, 275184, 308324, 462486, 539567, 616648, 693729, 924972, 1002053, 1079134, 1233296, 1387458, 1618701, 1849944, 2004106, 2081187, 2158268, 2774916, 3006159, 3237402, 3699888, 3776969, 4008212, 4162374, 4316536, 4856103, 5549832, 6012318, 6474804, 7014371, 7553938, 8016424, 8324748, 8633072, 9018477, 9712206, 11099664, 11330907, 12024636, 12949608, 14028742, 14568309, 15107876, 16032848, 16649496, 18036954, 19424412, 21043113, 22661814, 24049272, 25899216, 27055431, 28057484, 29136618, 30215752, 33298992, 33992721, 36073908, 38848824, 42086226, 45323628, 48098544, 49100597, 54110862, 56114968, 58273236, 60431504, 63129339, 67985442, 72147816, 77697648, 84172452, 90647256, 98201194, 101978163, 108221724, 112229936, 116546472, 126258678, 135970884, 144295632, 147301791, 168344904, 181294512, 189388017, 196402388, 203956326, 216443448, 233092944, 252517356, 271941768, 294603582, 336689808, 378776034, 392804776, 407912652, 432886896, 441905373, 505034712, 543883536, 589207164, 757552068, 785609552, 815825304, 883810746, 1010069424, 1178414328, 1325716119, 1515104136, 1631650608, 1767621492, 2356828656, 2651432238, 3030208272, 3535242984, 5302864476, 7070485968, 10605728952, 21211457904]

約数ペア:

[(1, 21211457904), (2, 10605728952), (3, 7070485968), (4, 5302864476), (6, 3535242984), (7, 3030208272), (8, 2651432238), (9, 2356828656), (12, 1767621492), (13, 1631650608), (14, 1515104136), (16, 1325716119), (18, 1178414328), (21, 1010069424), (24, 883810746), (26, 815825304), (27, 785609552), (28, 757552068), (36, 589207164), (39, 543883536), (42, 505034712), (48, 441905373), (49, 432886896), (52, 407912652), (54, 392804776), (56, 378776034), (63, 336689808), (72, 294603582), (78, 271941768), (84, 252517356), (91, 233092944), (98, 216443448), (104, 203956326), (108, 196402388), (112, 189388017), (117, 181294512), (126, 168344904), (144, 147301791), (147, 144295632), (156, 135970884), (168, 126258678), (182, 116546472), (189, 112229936), (196, 108221724), (208, 101978163), (216, 98201194), (234, 90647256), (252, 84172452), (273, 77697648), (294, 72147816), (312, 67985442), (336, 63129339), (351, 60431504), (364, 58273236), (378, 56114968), (392, 54110862), (432, 49100597), (441, 48098544), (468, 45323628), (504, 42086226), (546, 38848824), (588, 36073908), (624, 33992721), (637, 33298992), (702, 30215752), (728, 29136618), (756, 28057484), (784, 27055431), (819, 25899216), (882, 24049272), (936, 22661814), (1008, 21043113), (1092, 19424412), (1176, 18036954), (1274, 16649496), (1323, 16032848), (1404, 15107876), (1456, 14568309), (1512, 14028742), (1638, 12949608), (1764, 12024636), (1872, 11330907), (1911, 11099664), (2184, 9712206), (2352, 9018477), (2457, 8633072), (2548, 8324748), (2646, 8016424), (2808, 7553938), (3024, 7014371), (3276, 6474804), (3528, 6012318), (3822, 5549832), (4368, 4856103), (4914, 4316536), (5096, 4162374), (5292, 4008212), (5616, 3776969), (5733, 3699888), (6552, 3237402), (7056, 3006159), (7644, 2774916), (9828, 2158268), (10192, 2081187), (10584, 2004106), (11466, 1849944), (13104, 1618701), (15288, 1387458), (17199, 1233296), (19656, 1079134), (21168, 1002053), (22932, 924972), (30576, 693729), (34398, 616648), (39312, 539567), (45864, 462486), (68796, 308324), (77081, 275184), (91728, 231243), (137592, 154162)]