21490190016

素因数分解:

$2^6\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1061}}^1$

素因数の和:1231

約数の個数: 224

約数和(自身を含む): 60906940416

約数和(自身を除く): 39416750400

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 41, 48, 62, 64, 82, 83, 93, 96, 123, 124, 164, 166, 186, 192, 246, 248, 249, 328, 332, 372, 492, 496, 498, 656, 664, 744, 984, 992, 996, 1061, 1271, 1312, 1328, 1488, 1968, 1984, 1992, 2122, 2542, 2573, 2624, 2656, 2976, 3183, 3403, 3813, 3936, 3984, 4244, 5084, 5146, 5312, 5952, 6366, 6806, 7626, 7719, 7872, 7968, 8488, 10168, 10209, 10292, 12732, 13612, 15252, 15438, 15936, 16976, 20336, 20418, 20584, 25464, 27224, 30504, 30876, 32891, 33952, 40672, 40836, 41168, 43501, 50928, 54448, 61008, 61752, 65782, 67904, 81344, 81672, 82336, 87002, 88063, 98673, 101856, 105493, 108896, 122016, 123504, 130503, 131564, 163344, 164672, 174004, 176126, 197346, 203712, 210986, 217792, 244032, 247008, 261006, 263128, 264189, 316479, 326688, 348008, 352252, 394692, 421972, 494016, 522012, 526256, 528378, 632958, 653376, 696016, 704504, 789384, 843944, 1044024, 1052512, 1056756, 1265916, 1348531, 1392032, 1409008, 1578768, 1687888, 2088048, 2105024, 2113512, 2531832, 2697062, 2729953, 2784064, 2818016, 3157536, 3375776, 3610583, 4045593, 4176096, 4227024, 5063664, 5394124, 5459906, 5636032, 6315072, 6751552, 7221166, 8091186, 8189859, 8352192, 8454048, 10127328, 10788248, 10831749, 10919812, 14442332, 16182372, 16379718, 16908096, 20254656, 21576496, 21663498, 21839624, 28884664, 32364744, 32759436, 43152992, 43326996, 43679248, 57769328, 64729488, 65518872, 86305984, 86653992, 87358496, 111928073, 115538656, 129458976, 131037744, 173307984, 174716992, 223856146, 231077312, 258917952, 262075488, 335784219, 346615968, 447712292, 524150976, 671568438, 693231936, 895424584, 1343136876, 1790849168, 2686273752, 3581698336, 5372547504, 7163396672, 10745095008, 21490190016]

約数ペア:

[(1, 21490190016), (2, 10745095008), (3, 7163396672), (4, 5372547504), (6, 3581698336), (8, 2686273752), (12, 1790849168), (16, 1343136876), (24, 895424584), (31, 693231936), (32, 671568438), (41, 524150976), (48, 447712292), (62, 346615968), (64, 335784219), (82, 262075488), (83, 258917952), (93, 231077312), (96, 223856146), (123, 174716992), (124, 173307984), (164, 131037744), (166, 129458976), (186, 115538656), (192, 111928073), (246, 87358496), (248, 86653992), (249, 86305984), (328, 65518872), (332, 64729488), (372, 57769328), (492, 43679248), (496, 43326996), (498, 43152992), (656, 32759436), (664, 32364744), (744, 28884664), (984, 21839624), (992, 21663498), (996, 21576496), (1061, 20254656), (1271, 16908096), (1312, 16379718), (1328, 16182372), (1488, 14442332), (1968, 10919812), (1984, 10831749), (1992, 10788248), (2122, 10127328), (2542, 8454048), (2573, 8352192), (2624, 8189859), (2656, 8091186), (2976, 7221166), (3183, 6751552), (3403, 6315072), (3813, 5636032), (3936, 5459906), (3984, 5394124), (4244, 5063664), (5084, 4227024), (5146, 4176096), (5312, 4045593), (5952, 3610583), (6366, 3375776), (6806, 3157536), (7626, 2818016), (7719, 2784064), (7872, 2729953), (7968, 2697062), (8488, 2531832), (10168, 2113512), (10209, 2105024), (10292, 2088048), (12732, 1687888), (13612, 1578768), (15252, 1409008), (15438, 1392032), (15936, 1348531), (16976, 1265916), (20336, 1056756), (20418, 1052512), (20584, 1044024), (25464, 843944), (27224, 789384), (30504, 704504), (30876, 696016), (32891, 653376), (33952, 632958), (40672, 528378), (40836, 526256), (41168, 522012), (43501, 494016), (50928, 421972), (54448, 394692), (61008, 352252), (61752, 348008), (65782, 326688), (67904, 316479), (81344, 264189), (81672, 263128), (82336, 261006), (87002, 247008), (88063, 244032), (98673, 217792), (101856, 210986), (105493, 203712), (108896, 197346), (122016, 176126), (123504, 174004), (130503, 164672), (131564, 163344)]