About the Number

2121984

2121983 ← → 2121985

2進数表記:1000000110000100000000

漢数字表記:二百十二万千九百八十四

素因数分解:

2 8 × 3 3 × 307 1

素因数の和:332
約数の個数: 72
約数和(自身を含む): 6295520
約数和(自身を除く): 4173536

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 307, 384, 432, 576, 614, 768, 864, 921, 1152, 1228, 1728, 1842, 2304, 2456, 2763, 3456, 3684, 4912, 5526, 6912, 7368, 8289, 9824, 11052, 14736, 16578, 19648, 22104, 29472, 33156, 39296, 44208, 58944, 66312, 78592, 88416, 117888, 132624, 176832, 235776, 265248, 353664, 530496, 707328, 1060992, 2121984]

約数ペア:
[(1, 2121984), (2, 1060992), (3, 707328), (4, 530496), (6, 353664), (8, 265248), (9, 235776), (12, 176832), (16, 132624), (18, 117888), (24, 88416), (27, 78592), (32, 66312), (36, 58944), (48, 44208), (54, 39296), (64, 33156), (72, 29472), (96, 22104), (108, 19648), (128, 16578), (144, 14736), (192, 11052), (216, 9824), (256, 8289), (288, 7368), (307, 6912), (384, 5526), (432, 4912), (576, 3684), (614, 3456), (768, 2763), (864, 2456), (921, 2304), (1152, 1842), (1228, 1728)]

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