About the Number

21272153

21272152 ← → 21272154

2進数表記:1010001001001011001011001

漢数字表記:二千百二十七万二千百五十三

素因数分解:

7 1 × 19 1 × 41 1 × 47 1 × 83 1

素因数の和:197
約数の個数: 32
約数和(自身を含む): 27095040
約数和(自身を除く): 5822887

約数列:
[1, 7, 19, 41, 47, 83, 133, 287, 329, 581, 779, 893, 1577, 1927, 3403, 3901, 5453, 6251, 11039, 13489, 23821, 27307, 36613, 64657, 74119, 159941, 256291, 452599, 518833, 1119587, 3038879, 21272153]

約数ペア:
[(1, 21272153), (7, 3038879), (19, 1119587), (41, 518833), (47, 452599), (83, 256291), (133, 159941), (287, 74119), (329, 64657), (581, 36613), (779, 27307), (893, 23821), (1577, 13489), (1927, 11039), (3403, 6251), (3901, 5453)]

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