21455514496

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{4831}}^1$

素因数の和:5032

約数の個数: 128

約数和(自身を含む): 49059682560

約数和(自身を除く): 27604168064

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 157, 208, 221, 272, 314, 416, 442, 544, 628, 832, 884, 1088, 1256, 1664, 1768, 2041, 2176, 2512, 2669, 3536, 4082, 4831, 5024, 5338, 7072, 8164, 9662, 10048, 10676, 14144, 16328, 19324, 20096, 21352, 28288, 32656, 34697, 38648, 42704, 62803, 65312, 69394, 77296, 82127, 85408, 125606, 130624, 138788, 154592, 164254, 170816, 251212, 261248, 277576, 309184, 328508, 341632, 502424, 555152, 618368, 657016, 758467, 1004848, 1067651, 1110304, 1314032, 1516934, 2009696, 2135302, 2220608, 2628064, 3033868, 4019392, 4270604, 4441216, 5256128, 6067736, 8038784, 8541208, 9860071, 10512256, 12135472, 12893939, 17082416, 19720142, 24270944, 25787878, 34164832, 39440284, 48541888, 51575756, 68329664, 78880568, 97083776, 103151512, 136659328, 157761136, 167621207, 206303024, 315522272, 335242414, 412606048, 631044544, 670484828, 825212096, 1262089088, 1340969656, 1650424192, 2681939312, 5363878624, 10727757248, 21455514496]

約数ペア:

[(1, 21455514496), (2, 10727757248), (4, 5363878624), (8, 2681939312), (13, 1650424192), (16, 1340969656), (17, 1262089088), (26, 825212096), (32, 670484828), (34, 631044544), (52, 412606048), (64, 335242414), (68, 315522272), (104, 206303024), (128, 167621207), (136, 157761136), (157, 136659328), (208, 103151512), (221, 97083776), (272, 78880568), (314, 68329664), (416, 51575756), (442, 48541888), (544, 39440284), (628, 34164832), (832, 25787878), (884, 24270944), (1088, 19720142), (1256, 17082416), (1664, 12893939), (1768, 12135472), (2041, 10512256), (2176, 9860071), (2512, 8541208), (2669, 8038784), (3536, 6067736), (4082, 5256128), (4831, 4441216), (5024, 4270604), (5338, 4019392), (7072, 3033868), (8164, 2628064), (9662, 2220608), (10048, 2135302), (10676, 2009696), (14144, 1516934), (16328, 1314032), (19324, 1110304), (20096, 1067651), (21352, 1004848), (28288, 758467), (32656, 657016), (34697, 618368), (38648, 555152), (42704, 502424), (62803, 341632), (65312, 328508), (69394, 309184), (77296, 277576), (82127, 261248), (85408, 251212), (125606, 170816), (130624, 164254), (138788, 154592)]