About the Number

210958990

210958989 ← → 210958991

2進数表記:1100100100101111101010001110

漢数字表記:二億千九十五万八千九百九十

素因数分解:

2 1 × 5 1 × 11 1 × 23 1 × 83383 1

素因数の和:83424
約数の個数: 32
約数和(自身を含む): 432262656
約数和(自身を除く): 221303666

約数列:
[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 83383, 166766, 416915, 833830, 917213, 1834426, 1917809, 3835618, 4586065, 9172130, 9589045, 19178090, 21095899, 42191798, 105479495, 210958990]

約数ペア:
[(1, 210958990), (2, 105479495), (5, 42191798), (10, 21095899), (11, 19178090), (22, 9589045), (23, 9172130), (46, 4586065), (55, 3835618), (110, 1917809), (115, 1834426), (230, 917213), (253, 833830), (506, 416915), (1265, 166766), (2530, 83383)]

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