21387258144

素因数分解:

$2^5\times 3^5\times 7^2\times {\mathrm{56131}}^1$

素因数の和:56170

約数の個数: 216

約数和(自身を含む): 73371484368

約数和(自身を除く): 51984226224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 72, 81, 84, 96, 98, 108, 112, 126, 144, 147, 162, 168, 189, 196, 216, 224, 243, 252, 288, 294, 324, 336, 378, 392, 432, 441, 486, 504, 567, 588, 648, 672, 756, 784, 864, 882, 972, 1008, 1134, 1176, 1296, 1323, 1512, 1568, 1701, 1764, 1944, 2016, 2268, 2352, 2592, 2646, 3024, 3402, 3528, 3888, 3969, 4536, 4704, 5292, 6048, 6804, 7056, 7776, 7938, 9072, 10584, 11907, 13608, 14112, 15876, 18144, 21168, 23814, 27216, 31752, 42336, 47628, 54432, 56131, 63504, 95256, 112262, 127008, 168393, 190512, 224524, 336786, 381024, 392917, 449048, 505179, 673572, 785834, 898096, 1010358, 1178751, 1347144, 1515537, 1571668, 1796192, 2020716, 2357502, 2694288, 2750419, 3031074, 3143336, 3536253, 4041432, 4546611, 4715004, 5388576, 5500838, 6062148, 6286672, 7072506, 8082864, 8251257, 9093222, 9430008, 10608759, 11001676, 12124296, 12573344, 13639833, 14145012, 16165728, 16502514, 18186444, 18860016, 21217518, 22003352, 24248592, 24753771, 27279666, 28290024, 31826277, 33005028, 36372888, 37720032, 42435036, 44006704, 48497184, 49507542, 54559332, 56580048, 63652554, 66010056, 72745776, 74261313, 84870072, 88013408, 95478831, 99015084, 109118664, 113160096, 127305108, 132020112, 145491552, 148522626, 169740144, 190957662, 198030168, 218237328, 222783939, 254610216, 264040224, 297045252, 339480288, 381915324, 396060336, 436474656, 445567878, 509220432, 594090504, 668351817, 763830648, 792120672, 891135756, 1018440864, 1188181008, 1336703634, 1527661296, 1782271512, 2376362016, 2673407268, 3055322592, 3564543024, 5346814536, 7129086048, 10693629072, 21387258144]

約数ペア:

[(1, 21387258144), (2, 10693629072), (3, 7129086048), (4, 5346814536), (6, 3564543024), (7, 3055322592), (8, 2673407268), (9, 2376362016), (12, 1782271512), (14, 1527661296), (16, 1336703634), (18, 1188181008), (21, 1018440864), (24, 891135756), (27, 792120672), (28, 763830648), (32, 668351817), (36, 594090504), (42, 509220432), (48, 445567878), (49, 436474656), (54, 396060336), (56, 381915324), (63, 339480288), (72, 297045252), (81, 264040224), (84, 254610216), (96, 222783939), (98, 218237328), (108, 198030168), (112, 190957662), (126, 169740144), (144, 148522626), (147, 145491552), (162, 132020112), (168, 127305108), (189, 113160096), (196, 109118664), (216, 99015084), (224, 95478831), (243, 88013408), (252, 84870072), (288, 74261313), (294, 72745776), (324, 66010056), (336, 63652554), (378, 56580048), (392, 54559332), (432, 49507542), (441, 48497184), (486, 44006704), (504, 42435036), (567, 37720032), (588, 36372888), (648, 33005028), (672, 31826277), (756, 28290024), (784, 27279666), (864, 24753771), (882, 24248592), (972, 22003352), (1008, 21217518), (1134, 18860016), (1176, 18186444), (1296, 16502514), (1323, 16165728), (1512, 14145012), (1568, 13639833), (1701, 12573344), (1764, 12124296), (1944, 11001676), (2016, 10608759), (2268, 9430008), (2352, 9093222), (2592, 8251257), (2646, 8082864), (3024, 7072506), (3402, 6286672), (3528, 6062148), (3888, 5500838), (3969, 5388576), (4536, 4715004), (4704, 4546611), (5292, 4041432), (6048, 3536253), (6804, 3143336), (7056, 3031074), (7776, 2750419), (7938, 2694288), (9072, 2357502), (10584, 2020716), (11907, 1796192), (13608, 1571668), (14112, 1515537), (15876, 1347144), (18144, 1178751), (21168, 1010358), (23814, 898096), (27216, 785834), (31752, 673572), (42336, 505179), (47628, 449048), (54432, 392917), (56131, 381024), (63504, 336786), (95256, 224524), (112262, 190512), (127008, 168393)]