21791482164

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{541}}^1$

素因数の和:748

約数の個数: 240

約数和(自身を含む): 61875830016

約数和(自身を除く): 40084347852

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 71, 81, 102, 103, 108, 142, 153, 162, 204, 206, 213, 284, 306, 309, 324, 412, 426, 459, 541, 612, 618, 639, 852, 918, 927, 1082, 1207, 1236, 1278, 1377, 1623, 1751, 1836, 1854, 1917, 2164, 2414, 2556, 2754, 2781, 3246, 3502, 3621, 3708, 3834, 4828, 4869, 5253, 5508, 5562, 5751, 6492, 7004, 7242, 7313, 7668, 8343, 9197, 9738, 10506, 10863, 11124, 11502, 14484, 14607, 14626, 15759, 16686, 18394, 19476, 21012, 21726, 21939, 23004, 27591, 29214, 29252, 31518, 32589, 33372, 36788, 38411, 43452, 43821, 43878, 47277, 55182, 55723, 58428, 63036, 65178, 65817, 76822, 82773, 87642, 87756, 94554, 97767, 110364, 111446, 115233, 124321, 130356, 131634, 141831, 153644, 165546, 167169, 175284, 189108, 195534, 197451, 222892, 230466, 248319, 248642, 263268, 283662, 331092, 334338, 345699, 372963, 391068, 394902, 460932, 496638, 497284, 501507, 567324, 592353, 652987, 668676, 691398, 744957, 745926, 789804, 947291, 993276, 1003014, 1037097, 1118889, 1184706, 1305974, 1382796, 1489914, 1491852, 1504521, 1894582, 1958961, 2006028, 2074194, 2237778, 2369412, 2611948, 2841873, 2979828, 3009042, 3111291, 3356667, 3789164, 3917922, 3956333, 4148388, 4475556, 4513563, 5683746, 5876883, 6018084, 6222582, 6713334, 7835844, 7912666, 8525619, 9027126, 10070001, 11367492, 11753766, 11868999, 12445164, 13426668, 15825332, 17051238, 17630649, 18054252, 20140002, 23507532, 23737998, 25576857, 34102476, 35261298, 35606997, 40280004, 47475996, 51153714, 52891947, 67257661, 70522596, 71213994, 76730571, 102307428, 105783894, 106820991, 134515322, 142427988, 153461142, 201772983, 211567788, 213641982, 269030644, 306922284, 320462973, 403545966, 427283964, 605318949, 640925946, 807091932, 1210637898, 1281851892, 1815956847, 2421275796, 3631913694, 5447870541, 7263827388, 10895741082, 21791482164]

約数ペア:

[(1, 21791482164), (2, 10895741082), (3, 7263827388), (4, 5447870541), (6, 3631913694), (9, 2421275796), (12, 1815956847), (17, 1281851892), (18, 1210637898), (27, 807091932), (34, 640925946), (36, 605318949), (51, 427283964), (54, 403545966), (68, 320462973), (71, 306922284), (81, 269030644), (102, 213641982), (103, 211567788), (108, 201772983), (142, 153461142), (153, 142427988), (162, 134515322), (204, 106820991), (206, 105783894), (213, 102307428), (284, 76730571), (306, 71213994), (309, 70522596), (324, 67257661), (412, 52891947), (426, 51153714), (459, 47475996), (541, 40280004), (612, 35606997), (618, 35261298), (639, 34102476), (852, 25576857), (918, 23737998), (927, 23507532), (1082, 20140002), (1207, 18054252), (1236, 17630649), (1278, 17051238), (1377, 15825332), (1623, 13426668), (1751, 12445164), (1836, 11868999), (1854, 11753766), (1917, 11367492), (2164, 10070001), (2414, 9027126), (2556, 8525619), (2754, 7912666), (2781, 7835844), (3246, 6713334), (3502, 6222582), (3621, 6018084), (3708, 5876883), (3834, 5683746), (4828, 4513563), (4869, 4475556), (5253, 4148388), (5508, 3956333), (5562, 3917922), (5751, 3789164), (6492, 3356667), (7004, 3111291), (7242, 3009042), (7313, 2979828), (7668, 2841873), (8343, 2611948), (9197, 2369412), (9738, 2237778), (10506, 2074194), (10863, 2006028), (11124, 1958961), (11502, 1894582), (14484, 1504521), (14607, 1491852), (14626, 1489914), (15759, 1382796), (16686, 1305974), (18394, 1184706), (19476, 1118889), (21012, 1037097), (21726, 1003014), (21939, 993276), (23004, 947291), (27591, 789804), (29214, 745926), (29252, 744957), (31518, 691398), (32589, 668676), (33372, 652987), (36788, 592353), (38411, 567324), (43452, 501507), (43821, 497284), (43878, 496638), (47277, 460932), (55182, 394902), (55723, 391068), (58428, 372963), (63036, 345699), (65178, 334338), (65817, 331092), (76822, 283662), (82773, 263268), (87642, 248642), (87756, 248319), (94554, 230466), (97767, 222892), (110364, 197451), (111446, 195534), (115233, 189108), (124321, 175284), (130356, 167169), (131634, 165546), (141831, 153644)]