About the Number

21131532384

21131532383 ← → 21131532385

2進数表記:10011101011100010011001100001100000

漢数字表記:二百十一億三千百五十三万二千三百八十四

素因数分解:

2 5 × 3 1 × 47 1 × 673 1 × 6959 1

素因数の和:7692
約数の個数: 96
約数和(自身を含む): 56742819840
約数和(自身を除く): 35611287456

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 47, 48, 94, 96, 141, 188, 282, 376, 564, 673, 752, 1128, 1346, 1504, 2019, 2256, 2692, 4038, 4512, 5384, 6959, 8076, 10768, 13918, 16152, 20877, 21536, 27836, 31631, 32304, 41754, 55672, 63262, 64608, 83508, 94893, 111344, 126524, 167016, 189786, 222688, 253048, 327073, 334032, 379572, 506096, 654146, 668064, 759144, 981219, 1012192, 1308292, 1518288, 1962438, 2616584, 3036576, 3924876, 4683407, 5233168, 7849752, 9366814, 10466336, 14050221, 15699504, 18733628, 28100442, 31399008, 37467256, 56200884, 74934512, 112401768, 149869024, 220120129, 224803536, 440240258, 449607072, 660360387, 880480516, 1320720774, 1760961032, 2641441548, 3521922064, 5282883096, 7043844128, 10565766192, 21131532384]

約数ペア:
[(1, 21131532384), (2, 10565766192), (3, 7043844128), (4, 5282883096), (6, 3521922064), (8, 2641441548), (12, 1760961032), (16, 1320720774), (24, 880480516), (32, 660360387), (47, 449607072), (48, 440240258), (94, 224803536), (96, 220120129), (141, 149869024), (188, 112401768), (282, 74934512), (376, 56200884), (564, 37467256), (673, 31399008), (752, 28100442), (1128, 18733628), (1346, 15699504), (1504, 14050221), (2019, 10466336), (2256, 9366814), (2692, 7849752), (4038, 5233168), (4512, 4683407), (5384, 3924876), (6959, 3036576), (8076, 2616584), (10768, 1962438), (13918, 1518288), (16152, 1308292), (20877, 1012192), (21536, 981219), (27836, 759144), (31631, 668064), (32304, 654146), (41754, 506096), (55672, 379572), (63262, 334032), (64608, 327073), (83508, 253048), (94893, 222688), (111344, 189786), (126524, 167016)]

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