About the Number

21440806472

21440806471 ← → 21440806473

2進数表記:10011111101111110001011111001001000

漢数字表記:二百十四億四千八十万六千四百七十二

素因数分解:

2 3 × 37 1 × 367 1 × 197371 1

素因数の和:197781
約数の個数: 32
約数和(自身を含む): 41400750720
約数和(自身を除く): 19959944248

約数列:
[1, 2, 4, 8, 37, 74, 148, 296, 367, 734, 1468, 2936, 13579, 27158, 54316, 108632, 197371, 394742, 789484, 1578968, 7302727, 14605454, 29210908, 58421816, 72435157, 144870314, 289740628, 579481256, 2680100809, 5360201618, 10720403236, 21440806472]

約数ペア:
[(1, 21440806472), (2, 10720403236), (4, 5360201618), (8, 2680100809), (37, 579481256), (74, 289740628), (148, 144870314), (296, 72435157), (367, 58421816), (734, 29210908), (1468, 14605454), (2936, 7302727), (13579, 1578968), (27158, 789484), (54316, 394742), (108632, 197371)]

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