21439788

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{105097}}^1$

素因数の和:105121

約数の個数: 24

約数和(自身を含む): 52969392

約数和(自身を除く): 31529604

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 105097, 210194, 315291, 420388, 630582, 1261164, 1786649, 3573298, 5359947, 7146596, 10719894, 21439788]

約数ペア:

[(1, 21439788), (2, 10719894), (3, 7146596), (4, 5359947), (6, 3573298), (12, 1786649), (17, 1261164), (34, 630582), (51, 420388), (68, 315291), (102, 210194), (204, 105097)]