21968968

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3089}}^1$

素因数の和:3229

約数の個数: 32

約数和(自身を含む): 47462400

約数和(自身を除く): 25493432

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 254, 508, 889, 1016, 1778, 3089, 3556, 6178, 7112, 12356, 21623, 24712, 43246, 86492, 172984, 392303, 784606, 1569212, 2746121, 3138424, 5492242, 10984484, 21968968]

約数ペア:

[(1, 21968968), (2, 10984484), (4, 5492242), (7, 3138424), (8, 2746121), (14, 1569212), (28, 784606), (56, 392303), (127, 172984), (254, 86492), (508, 43246), (889, 24712), (1016, 21623), (1778, 12356), (3089, 7112), (3556, 6178)]