About the Number

2021109872

2021109871 ← → 2021109873

2進数表記:1111000011101111011000001110000

漢数字表記:二十億二千百十万九千八百七十二

素因数分解:

2 4 × 17 1 × 2251 1 × 3301 1

素因数の和:5577
約数の個数: 40
約数和(自身を含む): 4149346032
約数和(自身を除く): 2128236160

約数列:
[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 2251, 3301, 4502, 6602, 9004, 13204, 18008, 26408, 36016, 38267, 52816, 56117, 76534, 112234, 153068, 224468, 306136, 448936, 612272, 897872, 7430551, 14861102, 29722204, 59444408, 118888816, 126319367, 252638734, 505277468, 1010554936, 2021109872]

約数ペア:
[(1, 2021109872), (2, 1010554936), (4, 505277468), (8, 252638734), (16, 126319367), (17, 118888816), (34, 59444408), (68, 29722204), (136, 14861102), (272, 7430551), (2251, 897872), (3301, 612272), (4502, 448936), (6602, 306136), (9004, 224468), (13204, 153068), (18008, 112234), (26408, 76534), (36016, 56117), (38267, 52816)]

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