About the Number

21374980

21374979 ← → 21374981

2進数表記:1010001100010100000000100

漢数字表記:二千百三十七万四千九百八十

素因数分解:

2 2 × 5 1 × 11 1 × 97159 1

素因数の和:97179
約数の個数: 24
約数和(自身を含む): 48968640
約数和(自身を除く): 27593660

約数列:
[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 97159, 194318, 388636, 485795, 971590, 1068749, 1943180, 2137498, 4274996, 5343745, 10687490, 21374980]

約数ペア:
[(1, 21374980), (2, 10687490), (4, 5343745), (5, 4274996), (10, 2137498), (11, 1943180), (20, 1068749), (22, 971590), (44, 485795), (55, 388636), (110, 194318), (220, 97159)]

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