About the Number

2121208992

2121208991 ← → 2121208993

2進数表記:1111110011011110001010010100000

漢数字表記:二十一億二千百二十万八千九百九十二

素因数分解:

2 5 × 3 3 × 7 1 × 350729 1

素因数の和:350755
約数の個数: 96
約数和(自身を含む): 7070716800
約数和(自身を除く): 4949507808

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 84, 96, 108, 112, 126, 144, 168, 189, 216, 224, 252, 288, 336, 378, 432, 504, 672, 756, 864, 1008, 1512, 2016, 3024, 6048, 350729, 701458, 1052187, 1402916, 2104374, 2455103, 2805832, 3156561, 4208748, 4910206, 5611664, 6313122, 7365309, 8417496, 9469683, 9820412, 11223328, 12626244, 14730618, 16834992, 18939366, 19640824, 22095927, 25252488, 29461236, 33669984, 37878732, 39281648, 44191854, 50504976, 58922472, 66287781, 75757464, 78563296, 88383708, 101009952, 117844944, 132575562, 151514928, 176767416, 235689888, 265151124, 303029856, 353534832, 530302248, 707069664, 1060604496, 2121208992]

約数ペア:
[(1, 2121208992), (2, 1060604496), (3, 707069664), (4, 530302248), (6, 353534832), (7, 303029856), (8, 265151124), (9, 235689888), (12, 176767416), (14, 151514928), (16, 132575562), (18, 117844944), (21, 101009952), (24, 88383708), (27, 78563296), (28, 75757464), (32, 66287781), (36, 58922472), (42, 50504976), (48, 44191854), (54, 39281648), (56, 37878732), (63, 33669984), (72, 29461236), (84, 25252488), (96, 22095927), (108, 19640824), (112, 18939366), (126, 16834992), (144, 14730618), (168, 12626244), (189, 11223328), (216, 9820412), (224, 9469683), (252, 8417496), (288, 7365309), (336, 6313122), (378, 5611664), (432, 4910206), (504, 4208748), (672, 3156561), (756, 2805832), (864, 2455103), (1008, 2104374), (1512, 1402916), (2016, 1052187), (3024, 701458), (6048, 350729)]

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