21000968976

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{601}}^1\times {\mathrm{1931}}^1$

素因数の和:2585

約数の個数: 160

約数和(自身を含む): 60572373120

約数和(自身を除く): 39571404144

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 39, 48, 52, 58, 78, 87, 104, 116, 156, 174, 208, 232, 312, 348, 377, 464, 601, 624, 696, 754, 1131, 1202, 1392, 1508, 1803, 1931, 2262, 2404, 3016, 3606, 3862, 4524, 4808, 5793, 6032, 7212, 7724, 7813, 9048, 9616, 11586, 14424, 15448, 15626, 17429, 18096, 23172, 23439, 25103, 28848, 30896, 31252, 34858, 46344, 46878, 50206, 52287, 55999, 62504, 69716, 75309, 92688, 93756, 100412, 104574, 111998, 125008, 139432, 150618, 167997, 187512, 200824, 209148, 223996, 226577, 278864, 301236, 335994, 375024, 401648, 418296, 447992, 453154, 602472, 671988, 679731, 727987, 836592, 895984, 906308, 1160531, 1204944, 1343976, 1359462, 1455974, 1812616, 2183961, 2321062, 2687952, 2718924, 2911948, 3481593, 3625232, 4367922, 4642124, 5437848, 5823896, 6963186, 8735844, 9284248, 10875696, 11647792, 13926372, 15086903, 17471688, 18568496, 27852744, 30173806, 33655399, 34943376, 45260709, 55705488, 60347612, 67310798, 90521418, 100966197, 120695224, 134621596, 181042836, 201932394, 241390448, 269243192, 362085672, 403864788, 437520187, 538486384, 724171344, 807729576, 875040374, 1312560561, 1615459152, 1750080748, 2625121122, 3500161496, 5250242244, 7000322992, 10500484488, 21000968976]

約数ペア:

[(1, 21000968976), (2, 10500484488), (3, 7000322992), (4, 5250242244), (6, 3500161496), (8, 2625121122), (12, 1750080748), (13, 1615459152), (16, 1312560561), (24, 875040374), (26, 807729576), (29, 724171344), (39, 538486384), (48, 437520187), (52, 403864788), (58, 362085672), (78, 269243192), (87, 241390448), (104, 201932394), (116, 181042836), (156, 134621596), (174, 120695224), (208, 100966197), (232, 90521418), (312, 67310798), (348, 60347612), (377, 55705488), (464, 45260709), (601, 34943376), (624, 33655399), (696, 30173806), (754, 27852744), (1131, 18568496), (1202, 17471688), (1392, 15086903), (1508, 13926372), (1803, 11647792), (1931, 10875696), (2262, 9284248), (2404, 8735844), (3016, 6963186), (3606, 5823896), (3862, 5437848), (4524, 4642124), (4808, 4367922), (5793, 3625232), (6032, 3481593), (7212, 2911948), (7724, 2718924), (7813, 2687952), (9048, 2321062), (9616, 2183961), (11586, 1812616), (14424, 1455974), (15448, 1359462), (15626, 1343976), (17429, 1204944), (18096, 1160531), (23172, 906308), (23439, 895984), (25103, 836592), (28848, 727987), (30896, 679731), (31252, 671988), (34858, 602472), (46344, 453154), (46878, 447992), (50206, 418296), (52287, 401648), (55999, 375024), (62504, 335994), (69716, 301236), (75309, 278864), (92688, 226577), (93756, 223996), (100412, 209148), (104574, 200824), (111998, 187512), (125008, 167997), (139432, 150618)]