21576678312

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{359}}^1\times {\mathrm{991}}^1$

素因数の和:1404

約数の個数: 192

約数和(自身を含む): 65310105600

約数和(自身を除く): 43733427288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 228, 266, 359, 361, 399, 456, 532, 718, 722, 798, 991, 1064, 1077, 1083, 1436, 1444, 1596, 1982, 2154, 2166, 2513, 2527, 2872, 2888, 2973, 3192, 3964, 4308, 4332, 5026, 5054, 5946, 6821, 6937, 7539, 7581, 7928, 8616, 8664, 10052, 10108, 11892, 13642, 13874, 15078, 15162, 18829, 20104, 20216, 20463, 20811, 23784, 27284, 27748, 30156, 30324, 37658, 40926, 41622, 47747, 54568, 55496, 56487, 60312, 60648, 75316, 81852, 83244, 95494, 112974, 129599, 131803, 143241, 150632, 163704, 166488, 190988, 225948, 259198, 263606, 286482, 355769, 357751, 381976, 388797, 395409, 451896, 518396, 527212, 572964, 711538, 715502, 777594, 790818, 907193, 1036792, 1054424, 1067307, 1073253, 1145928, 1423076, 1431004, 1555188, 1581636, 1814386, 2134614, 2146506, 2490383, 2504257, 2721579, 2846152, 2862008, 3110376, 3163272, 3628772, 4269228, 4293012, 4980766, 5008514, 5443158, 6759611, 7257544, 7471149, 7512771, 8538456, 8586024, 9961532, 10017028, 10886316, 13519222, 14942298, 15025542, 19923064, 20034056, 20278833, 21772632, 27038444, 29884596, 30051084, 40557666, 47317277, 54076888, 59769192, 60102168, 81115332, 94634554, 128432609, 141951831, 162230664, 189269108, 256865218, 283903662, 378538216, 385297827, 513730436, 567807324, 770595654, 899028263, 1027460872, 1135614648, 1541191308, 1798056526, 2697084789, 3082382616, 3596113052, 5394169578, 7192226104, 10788339156, 21576678312]

約数ペア:

[(1, 21576678312), (2, 10788339156), (3, 7192226104), (4, 5394169578), (6, 3596113052), (7, 3082382616), (8, 2697084789), (12, 1798056526), (14, 1541191308), (19, 1135614648), (21, 1027460872), (24, 899028263), (28, 770595654), (38, 567807324), (42, 513730436), (56, 385297827), (57, 378538216), (76, 283903662), (84, 256865218), (114, 189269108), (133, 162230664), (152, 141951831), (168, 128432609), (228, 94634554), (266, 81115332), (359, 60102168), (361, 59769192), (399, 54076888), (456, 47317277), (532, 40557666), (718, 30051084), (722, 29884596), (798, 27038444), (991, 21772632), (1064, 20278833), (1077, 20034056), (1083, 19923064), (1436, 15025542), (1444, 14942298), (1596, 13519222), (1982, 10886316), (2154, 10017028), (2166, 9961532), (2513, 8586024), (2527, 8538456), (2872, 7512771), (2888, 7471149), (2973, 7257544), (3192, 6759611), (3964, 5443158), (4308, 5008514), (4332, 4980766), (5026, 4293012), (5054, 4269228), (5946, 3628772), (6821, 3163272), (6937, 3110376), (7539, 2862008), (7581, 2846152), (7928, 2721579), (8616, 2504257), (8664, 2490383), (10052, 2146506), (10108, 2134614), (11892, 1814386), (13642, 1581636), (13874, 1555188), (15078, 1431004), (15162, 1423076), (18829, 1145928), (20104, 1073253), (20216, 1067307), (20463, 1054424), (20811, 1036792), (23784, 907193), (27284, 790818), (27748, 777594), (30156, 715502), (30324, 711538), (37658, 572964), (40926, 527212), (41622, 518396), (47747, 451896), (54568, 395409), (55496, 388797), (56487, 381976), (60312, 357751), (60648, 355769), (75316, 286482), (81852, 263606), (83244, 259198), (95494, 225948), (112974, 190988), (129599, 166488), (131803, 163704), (143241, 150632)]