About the Number

21232872

21232871 ← → 21232873

2進数表記:1010000111111110011101000

漢数字表記:二千百二十三万二千八百七十二

素因数分解:

2 3 × 3 2 × 29 1 × 10169 1

素因数の和:10210
約数の個数: 48
約数和(自身を含む): 59494500
約数和(自身を除く): 38261628

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 174, 232, 261, 348, 522, 696, 1044, 2088, 10169, 20338, 30507, 40676, 61014, 81352, 91521, 122028, 183042, 244056, 294901, 366084, 589802, 732168, 884703, 1179604, 1769406, 2359208, 2654109, 3538812, 5308218, 7077624, 10616436, 21232872]

約数ペア:
[(1, 21232872), (2, 10616436), (3, 7077624), (4, 5308218), (6, 3538812), (8, 2654109), (9, 2359208), (12, 1769406), (18, 1179604), (24, 884703), (29, 732168), (36, 589802), (58, 366084), (72, 294901), (87, 244056), (116, 183042), (174, 122028), (232, 91521), (261, 81352), (348, 61014), (522, 40676), (696, 30507), (1044, 20338), (2088, 10169)]

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