21068185710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^2$

素因数の和:631

約数の個数: 192

約数和(自身を含む): 60470032896

約数和(自身を除く): 39401847186

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 71, 78, 110, 130, 142, 143, 165, 195, 213, 263, 286, 330, 355, 390, 426, 429, 526, 710, 715, 781, 789, 858, 923, 1065, 1315, 1430, 1562, 1578, 1846, 2130, 2145, 2343, 2630, 2769, 2893, 3419, 3905, 3945, 4290, 4615, 4686, 5538, 5786, 6838, 7810, 7890, 8679, 9230, 10153, 10257, 11715, 13845, 14465, 17095, 17358, 18673, 20306, 20514, 23430, 27690, 28930, 30459, 34190, 37346, 37609, 43395, 50765, 51285, 56019, 60918, 69169, 75218, 86790, 93365, 101530, 102570, 112038, 112827, 138338, 152295, 186730, 188045, 205403, 207507, 225654, 242749, 280095, 304590, 345845, 376090, 410806, 415014, 485498, 560190, 564135, 616209, 691690, 728247, 760859, 899197, 1027015, 1037535, 1128270, 1213745, 1232418, 1456494, 1521718, 1798394, 2054030, 2075070, 2282577, 2427490, 2670239, 2697591, 3081045, 3641235, 3804295, 4495985, 4565154, 4910999, 5340478, 5395182, 6162090, 7282470, 7608590, 8010717, 8991970, 9821998, 9891167, 11412885, 13351195, 13487955, 14732997, 16021434, 19782334, 22825770, 24554995, 26702390, 26975910, 29465994, 29673501, 40053585, 49109990, 49455835, 54020989, 59347002, 63842987, 73664985, 80107170, 98911670, 108041978, 127685974, 147329970, 148367505, 162062967, 191528961, 270104945, 296735010, 319214935, 324125934, 383057922, 540209890, 638429870, 702272857, 810314835, 957644805, 1404545714, 1620629670, 1915289610, 2106818571, 3511364285, 4213637142, 7022728570, 10534092855, 21068185710]

約数ペア:

[(1, 21068185710), (2, 10534092855), (3, 7022728570), (5, 4213637142), (6, 3511364285), (10, 2106818571), (11, 1915289610), (13, 1620629670), (15, 1404545714), (22, 957644805), (26, 810314835), (30, 702272857), (33, 638429870), (39, 540209890), (55, 383057922), (65, 324125934), (66, 319214935), (71, 296735010), (78, 270104945), (110, 191528961), (130, 162062967), (142, 148367505), (143, 147329970), (165, 127685974), (195, 108041978), (213, 98911670), (263, 80107170), (286, 73664985), (330, 63842987), (355, 59347002), (390, 54020989), (426, 49455835), (429, 49109990), (526, 40053585), (710, 29673501), (715, 29465994), (781, 26975910), (789, 26702390), (858, 24554995), (923, 22825770), (1065, 19782334), (1315, 16021434), (1430, 14732997), (1562, 13487955), (1578, 13351195), (1846, 11412885), (2130, 9891167), (2145, 9821998), (2343, 8991970), (2630, 8010717), (2769, 7608590), (2893, 7282470), (3419, 6162090), (3905, 5395182), (3945, 5340478), (4290, 4910999), (4615, 4565154), (4686, 4495985), (5538, 3804295), (5786, 3641235), (6838, 3081045), (7810, 2697591), (7890, 2670239), (8679, 2427490), (9230, 2282577), (10153, 2075070), (10257, 2054030), (11715, 1798394), (13845, 1521718), (14465, 1456494), (17095, 1232418), (17358, 1213745), (18673, 1128270), (20306, 1037535), (20514, 1027015), (23430, 899197), (27690, 760859), (28930, 728247), (30459, 691690), (34190, 616209), (37346, 564135), (37609, 560190), (43395, 485498), (50765, 415014), (51285, 410806), (56019, 376090), (60918, 345845), (69169, 304590), (75218, 280095), (86790, 242749), (93365, 225654), (101530, 207507), (102570, 205403), (112038, 188045), (112827, 186730), (138338, 152295)]