About the Number

21727470

21727469 ← → 21727471

2進数表記:1010010111000100011101110

漢数字表記:二千百七十二万七千四百七十

素因数分解:

2 1 × 3 1 × 5 1 × 43 1 × 16843 1

素因数の和:16896
約数の個数: 32
約数和(自身を含む): 53361792
約数和(自身を除く): 31634322

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 16843, 33686, 50529, 84215, 101058, 168430, 252645, 505290, 724249, 1448498, 2172747, 3621245, 4345494, 7242490, 10863735, 21727470]

約数ペア:
[(1, 21727470), (2, 10863735), (3, 7242490), (5, 4345494), (6, 3621245), (10, 2172747), (15, 1448498), (30, 724249), (43, 505290), (86, 252645), (129, 168430), (215, 101058), (258, 84215), (430, 50529), (645, 33686), (1290, 16843)]

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