21262879968009

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1\times {\mathrm{479}}^1\times {\mathrm{643}}^1$

素因数の和:1619

約数の個数: 128

約数和(自身を含む): 31229092823040

約数和(自身を除く): 9966212855031

約数列:

[1, 3, 17, 47, 51, 83, 141, 249, 347, 479, 643, 799, 1041, 1411, 1437, 1929, 2397, 3901, 4233, 5899, 8143, 10931, 11703, 16309, 17697, 22513, 24429, 28801, 30221, 32793, 39757, 48927, 53369, 66317, 67539, 86403, 90663, 119271, 160107, 166213, 198951, 223121, 277253, 307997, 382721, 489617, 498639, 513757, 669363, 675869, 831759, 907273, 923991, 1148163, 1353647, 1468851, 1541271, 1868579, 2027607, 2508343, 2721819, 2825621, 3793057, 4060941, 5235949, 5605737, 7525029, 7812011, 8476863, 10486687, 11379171, 13795679, 14475859, 15707847, 18519043, 23011999, 23436033, 25563751, 31460061, 31765843, 41387037, 42641831, 43427577, 55557129, 69035997, 76691253, 95297529, 106874959, 127925493, 132804187, 178273679, 234526543, 246089603, 314823731, 320624877, 398412561, 434583767, 534821037, 648396913, 703579629, 738268809, 870395021, 944471193, 1201496297, 1303751301, 1816874303, 1945190739, 2611185063, 3604488891, 5023123073, 5450622909, 8870621597, 11022747521, 14796715357, 15069369219, 20425437049, 26611864791, 33068242563, 44390146071, 61276311147, 85393092241, 150800567149, 256179276723, 416919215059, 452401701447, 1250757645177, 7087626656003, 21262879968009]

約数ペア:

[(1, 21262879968009), (3, 7087626656003), (17, 1250757645177), (47, 452401701447), (51, 416919215059), (83, 256179276723), (141, 150800567149), (249, 85393092241), (347, 61276311147), (479, 44390146071), (643, 33068242563), (799, 26611864791), (1041, 20425437049), (1411, 15069369219), (1437, 14796715357), (1929, 11022747521), (2397, 8870621597), (3901, 5450622909), (4233, 5023123073), (5899, 3604488891), (8143, 2611185063), (10931, 1945190739), (11703, 1816874303), (16309, 1303751301), (17697, 1201496297), (22513, 944471193), (24429, 870395021), (28801, 738268809), (30221, 703579629), (32793, 648396913), (39757, 534821037), (48927, 434583767), (53369, 398412561), (66317, 320624877), (67539, 314823731), (86403, 246089603), (90663, 234526543), (119271, 178273679), (160107, 132804187), (166213, 127925493), (198951, 106874959), (223121, 95297529), (277253, 76691253), (307997, 69035997), (382721, 55557129), (489617, 43427577), (498639, 42641831), (513757, 41387037), (669363, 31765843), (675869, 31460061), (831759, 25563751), (907273, 23436033), (923991, 23011999), (1148163, 18519043), (1353647, 15707847), (1468851, 14475859), (1541271, 13795679), (1868579, 11379171), (2027607, 10486687), (2508343, 8476863), (2721819, 7812011), (2825621, 7525029), (3793057, 5605737), (4060941, 5235949)]