21326976

素因数分解:

$2^7\times 3^4\times {\mathrm{11}}^2\times {\mathrm{17}}^1$

素因数の和:65

約数の個数: 240

約数和(自身を含む): 73866870

約数和(自身を除く): 52539894

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 27, 32, 33, 34, 36, 44, 48, 51, 54, 64, 66, 68, 72, 81, 88, 96, 99, 102, 108, 121, 128, 132, 136, 144, 153, 162, 176, 187, 192, 198, 204, 216, 242, 264, 272, 288, 297, 306, 324, 352, 363, 374, 384, 396, 408, 432, 459, 484, 528, 544, 561, 576, 594, 612, 648, 704, 726, 748, 792, 816, 864, 891, 918, 968, 1056, 1088, 1089, 1122, 1152, 1188, 1224, 1296, 1377, 1408, 1452, 1496, 1584, 1632, 1683, 1728, 1782, 1836, 1936, 2057, 2112, 2176, 2178, 2244, 2376, 2448, 2592, 2754, 2904, 2992, 3168, 3264, 3267, 3366, 3456, 3564, 3672, 3872, 4114, 4224, 4356, 4488, 4752, 4896, 5049, 5184, 5508, 5808, 5984, 6171, 6336, 6528, 6534, 6732, 7128, 7344, 7744, 8228, 8712, 8976, 9504, 9792, 9801, 10098, 10368, 11016, 11616, 11968, 12342, 12672, 13068, 13464, 14256, 14688, 15147, 15488, 16456, 17424, 17952, 18513, 19008, 19584, 19602, 20196, 22032, 23232, 23936, 24684, 26136, 26928, 28512, 29376, 30294, 32912, 34848, 35904, 37026, 38016, 39204, 40392, 44064, 46464, 49368, 52272, 53856, 55539, 57024, 58752, 60588, 65824, 69696, 71808, 74052, 78408, 80784, 88128, 98736, 104544, 107712, 111078, 114048, 121176, 131648, 139392, 148104, 156816, 161568, 166617, 176256, 197472, 209088, 215424, 222156, 242352, 263296, 296208, 313632, 323136, 333234, 394944, 418176, 444312, 484704, 592416, 627264, 646272, 666468, 789888, 888624, 969408, 1184832, 1254528, 1332936, 1777248, 1938816, 2369664, 2665872, 3554496, 5331744, 7108992, 10663488, 21326976]

約数ペア:

[(1, 21326976), (2, 10663488), (3, 7108992), (4, 5331744), (6, 3554496), (8, 2665872), (9, 2369664), (11, 1938816), (12, 1777248), (16, 1332936), (17, 1254528), (18, 1184832), (22, 969408), (24, 888624), (27, 789888), (32, 666468), (33, 646272), (34, 627264), (36, 592416), (44, 484704), (48, 444312), (51, 418176), (54, 394944), (64, 333234), (66, 323136), (68, 313632), (72, 296208), (81, 263296), (88, 242352), (96, 222156), (99, 215424), (102, 209088), (108, 197472), (121, 176256), (128, 166617), (132, 161568), (136, 156816), (144, 148104), (153, 139392), (162, 131648), (176, 121176), (187, 114048), (192, 111078), (198, 107712), (204, 104544), (216, 98736), (242, 88128), (264, 80784), (272, 78408), (288, 74052), (297, 71808), (306, 69696), (324, 65824), (352, 60588), (363, 58752), (374, 57024), (384, 55539), (396, 53856), (408, 52272), (432, 49368), (459, 46464), (484, 44064), (528, 40392), (544, 39204), (561, 38016), (576, 37026), (594, 35904), (612, 34848), (648, 32912), (704, 30294), (726, 29376), (748, 28512), (792, 26928), (816, 26136), (864, 24684), (891, 23936), (918, 23232), (968, 22032), (1056, 20196), (1088, 19602), (1089, 19584), (1122, 19008), (1152, 18513), (1188, 17952), (1224, 17424), (1296, 16456), (1377, 15488), (1408, 15147), (1452, 14688), (1496, 14256), (1584, 13464), (1632, 13068), (1683, 12672), (1728, 12342), (1782, 11968), (1836, 11616), (1936, 11016), (2057, 10368), (2112, 10098), (2176, 9801), (2178, 9792), (2244, 9504), (2376, 8976), (2448, 8712), (2592, 8228), (2754, 7744), (2904, 7344), (2992, 7128), (3168, 6732), (3264, 6534), (3267, 6528), (3366, 6336), (3456, 6171), (3564, 5984), (3672, 5808), (3872, 5508), (4114, 5184), (4224, 5049), (4356, 4896), (4488, 4752)]