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PrimePiEulerPhi

Divisors

FilledSmallSquareDivisors[n] gives a list of the integers that divide n.

FilledSmallSquare Example: Divisors[12] LongRightArrow.

FilledSmallSquareDivisors[n, GaussianIntegers -> True] includes divisors that are Gaussian integers.

FilledSmallSquare See The Mathematica Book: Section 3.2.4.

FilledSmallSquare See also: FactorInteger, EulerPhi.

Further Examples

PrimePiEulerPhi