21370291173

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:480

約数の個数: 192

約数和(自身を含む): 41793822720

約数和(自身を除く): 20423531547

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 53, 57, 63, 77, 99, 113, 133, 159, 171, 209, 231, 271, 339, 371, 399, 477, 583, 627, 693, 791, 813, 1007, 1017, 1113, 1197, 1243, 1463, 1749, 1881, 1897, 2147, 2373, 2439, 2981, 3021, 3339, 3729, 4081, 4389, 5149, 5247, 5691, 5989, 6441, 7049, 7119, 8701, 8943, 9063, 11077, 11187, 12243, 13167, 14363, 15029, 15447, 17073, 17967, 19323, 20867, 21147, 23617, 26103, 26829, 30623, 33231, 36043, 36729, 41923, 43089, 45087, 46341, 53901, 56639, 62601, 63441, 65879, 70851, 77539, 78309, 91869, 99693, 100541, 108129, 113791, 125769, 129267, 135261, 157993, 165319, 169917, 187803, 197637, 212553, 214361, 232617, 272897, 275607, 301623, 324387, 336853, 341373, 377307, 396473, 461153, 473979, 495957, 509751, 581837, 592911, 643083, 697851, 796537, 818691, 904869, 1010559, 1024119, 1105951, 1189419, 1251701, 1383459, 1421937, 1487871, 1623019, 1745511, 1910279, 1929249, 2357971, 2389611, 2456073, 3001867, 3031677, 3317853, 3568257, 3755103, 4072859, 4150377, 4869057, 5236533, 5730837, 6400207, 7073913, 7168833, 8761907, 9005601, 9953559, 11265309, 11361133, 12218577, 14607171, 17192511, 17853209, 19200621, 21013069, 21221739, 26285721, 27016803, 30837361, 34083399, 36655731, 44801449, 53559627, 57601863, 63039207, 78857163, 92512083, 102250197, 124972463, 134404347, 160678881, 189117621, 215861527, 277536249, 339210971, 374917389, 403213041, 647584581, 1017632913, 1124752167, 1942753743, 2374476797, 3052898739, 7123430391, 21370291173]

約数ペア:

[(1, 21370291173), (3, 7123430391), (7, 3052898739), (9, 2374476797), (11, 1942753743), (19, 1124752167), (21, 1017632913), (33, 647584581), (53, 403213041), (57, 374917389), (63, 339210971), (77, 277536249), (99, 215861527), (113, 189117621), (133, 160678881), (159, 134404347), (171, 124972463), (209, 102250197), (231, 92512083), (271, 78857163), (339, 63039207), (371, 57601863), (399, 53559627), (477, 44801449), (583, 36655731), (627, 34083399), (693, 30837361), (791, 27016803), (813, 26285721), (1007, 21221739), (1017, 21013069), (1113, 19200621), (1197, 17853209), (1243, 17192511), (1463, 14607171), (1749, 12218577), (1881, 11361133), (1897, 11265309), (2147, 9953559), (2373, 9005601), (2439, 8761907), (2981, 7168833), (3021, 7073913), (3339, 6400207), (3729, 5730837), (4081, 5236533), (4389, 4869057), (5149, 4150377), (5247, 4072859), (5691, 3755103), (5989, 3568257), (6441, 3317853), (7049, 3031677), (7119, 3001867), (8701, 2456073), (8943, 2389611), (9063, 2357971), (11077, 1929249), (11187, 1910279), (12243, 1745511), (13167, 1623019), (14363, 1487871), (15029, 1421937), (15447, 1383459), (17073, 1251701), (17967, 1189419), (19323, 1105951), (20867, 1024119), (21147, 1010559), (23617, 904869), (26103, 818691), (26829, 796537), (30623, 697851), (33231, 643083), (36043, 592911), (36729, 581837), (41923, 509751), (43089, 495957), (45087, 473979), (46341, 461153), (53901, 396473), (56639, 377307), (62601, 341373), (63441, 336853), (65879, 324387), (70851, 301623), (77539, 275607), (78309, 272897), (91869, 232617), (99693, 214361), (100541, 212553), (108129, 197637), (113791, 187803), (125769, 169917), (129267, 165319), (135261, 157993)]