About the Number

2021401872

2021401871 ← → 2021401873

2進数表記:1111000011111000010010100010000

漢数字表記:二十億二千百四十万千八百七十二

素因数分解:

2 4 × 3 3 × 7 1 × 31 1 × 21563 1

素因数の和:21618
約数の個数: 160
約数和(自身を含む): 6845276160
約数和(自身を除く): 4823874288

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 36, 42, 48, 54, 56, 62, 63, 72, 84, 93, 108, 112, 124, 126, 144, 168, 186, 189, 216, 217, 248, 252, 279, 336, 372, 378, 432, 434, 496, 504, 558, 651, 744, 756, 837, 868, 1008, 1116, 1302, 1488, 1512, 1674, 1736, 1953, 2232, 2604, 3024, 3348, 3472, 3906, 4464, 5208, 5859, 6696, 7812, 10416, 11718, 13392, 15624, 21563, 23436, 31248, 43126, 46872, 64689, 86252, 93744, 129378, 150941, 172504, 194067, 258756, 301882, 345008, 388134, 452823, 517512, 582201, 603764, 668453, 776268, 905646, 1035024, 1164402, 1207528, 1336906, 1358469, 1552536, 1811292, 2005359, 2328804, 2415056, 2673812, 2716938, 3105072, 3622584, 4010718, 4075407, 4657608, 4679171, 5347624, 5433876, 6016077, 7245168, 8021436, 8150814, 9315216, 9358342, 10695248, 10867752, 12032154, 14037513, 16042872, 16301628, 18048231, 18716684, 21735504, 24064308, 28075026, 32085744, 32603256, 36096462, 37433368, 42112539, 48128616, 56150052, 65206512, 72192924, 74866736, 84225078, 96257232, 112300104, 126337617, 144385848, 168450156, 224600208, 252675234, 288771696, 336900312, 505350468, 673800624, 1010700936, 2021401872]

約数ペア:
[(1, 2021401872), (2, 1010700936), (3, 673800624), (4, 505350468), (6, 336900312), (7, 288771696), (8, 252675234), (9, 224600208), (12, 168450156), (14, 144385848), (16, 126337617), (18, 112300104), (21, 96257232), (24, 84225078), (27, 74866736), (28, 72192924), (31, 65206512), (36, 56150052), (42, 48128616), (48, 42112539), (54, 37433368), (56, 36096462), (62, 32603256), (63, 32085744), (72, 28075026), (84, 24064308), (93, 21735504), (108, 18716684), (112, 18048231), (124, 16301628), (126, 16042872), (144, 14037513), (168, 12032154), (186, 10867752), (189, 10695248), (216, 9358342), (217, 9315216), (248, 8150814), (252, 8021436), (279, 7245168), (336, 6016077), (372, 5433876), (378, 5347624), (432, 4679171), (434, 4657608), (496, 4075407), (504, 4010718), (558, 3622584), (651, 3105072), (744, 2716938), (756, 2673812), (837, 2415056), (868, 2328804), (1008, 2005359), (1116, 1811292), (1302, 1552536), (1488, 1358469), (1512, 1336906), (1674, 1207528), (1736, 1164402), (1953, 1035024), (2232, 905646), (2604, 776268), (3024, 668453), (3348, 603764), (3472, 582201), (3906, 517512), (4464, 452823), (5208, 388134), (5859, 345008), (6696, 301882), (7812, 258756), (10416, 194067), (11718, 172504), (13392, 150941), (15624, 129378), (21563, 93744), (23436, 86252), (31248, 64689), (43126, 46872)]

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