About the Number

21972984

21972983 ← → 21972985

2進数表記:1010011110100011111111000

漢数字表記:二千百九十七万二千九百八十四

素因数分解:

2 3 × 3 1 × 11 1 × 83231 1

素因数の和:83251
約数の個数: 32
約数和(自身を含む): 59927040
約数和(自身を除く): 37954056

約数列:
[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 83231, 166462, 249693, 332924, 499386, 665848, 915541, 998772, 1831082, 1997544, 2746623, 3662164, 5493246, 7324328, 10986492, 21972984]

約数ペア:
[(1, 21972984), (2, 10986492), (3, 7324328), (4, 5493246), (6, 3662164), (8, 2746623), (11, 1997544), (12, 1831082), (22, 998772), (24, 915541), (33, 665848), (44, 499386), (66, 332924), (88, 249693), (132, 166462), (264, 83231)]

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