21177688192

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{1093}}^1$

素因数の和:1414

約数の個数: 128

約数和(自身を含む): 46063526400

約数和(自身を除く): 24885838208

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 257, 304, 496, 514, 589, 608, 992, 1028, 1093, 1178, 1216, 1984, 2056, 2186, 2356, 2432, 3968, 4112, 4372, 4712, 4883, 7967, 8224, 8744, 9424, 9766, 15934, 16448, 17488, 18848, 19532, 20767, 31868, 32896, 33883, 34976, 37696, 39064, 41534, 63736, 67766, 69952, 75392, 78128, 83068, 127472, 135532, 139904, 151373, 156256, 166136, 254944, 271064, 280901, 302746, 312512, 332272, 509888, 542128, 561802, 605492, 625024, 643777, 664544, 1019776, 1084256, 1123604, 1210984, 1287554, 1329088, 2168512, 2247208, 2421968, 2575108, 2658176, 4337024, 4494416, 4843936, 5150216, 5337119, 8707931, 8988832, 9687872, 10300432, 10674238, 17415862, 17977664, 19375744, 20600864, 21348476, 34831724, 35955328, 41201728, 42696952, 69663448, 82403456, 85393904, 139326896, 165450689, 170787808, 278653792, 330901378, 341575616, 557307584, 661802756, 683151232, 1114615168, 1323605512, 2647211024, 5294422048, 10588844096, 21177688192]

約数ペア:

[(1, 21177688192), (2, 10588844096), (4, 5294422048), (8, 2647211024), (16, 1323605512), (19, 1114615168), (31, 683151232), (32, 661802756), (38, 557307584), (62, 341575616), (64, 330901378), (76, 278653792), (124, 170787808), (128, 165450689), (152, 139326896), (248, 85393904), (257, 82403456), (304, 69663448), (496, 42696952), (514, 41201728), (589, 35955328), (608, 34831724), (992, 21348476), (1028, 20600864), (1093, 19375744), (1178, 17977664), (1216, 17415862), (1984, 10674238), (2056, 10300432), (2186, 9687872), (2356, 8988832), (2432, 8707931), (3968, 5337119), (4112, 5150216), (4372, 4843936), (4712, 4494416), (4883, 4337024), (7967, 2658176), (8224, 2575108), (8744, 2421968), (9424, 2247208), (9766, 2168512), (15934, 1329088), (16448, 1287554), (17488, 1210984), (18848, 1123604), (19532, 1084256), (20767, 1019776), (31868, 664544), (32896, 643777), (33883, 625024), (34976, 605492), (37696, 561802), (39064, 542128), (41534, 509888), (63736, 332272), (67766, 312512), (69952, 302746), (75392, 280901), (78128, 271064), (83068, 254944), (127472, 166136), (135532, 156256), (139904, 151373)]