21181677

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{2221}}^1$

素因数の和:2269

約数の個数: 24

約数和(自身を含む): 32743392

約数和(自身を除く): 11561715

約数列:

[1, 3, 11, 17, 33, 51, 187, 289, 561, 867, 2221, 3179, 6663, 9537, 24431, 37757, 73293, 113271, 415327, 641869, 1245981, 1925607, 7060559, 21181677]

約数ペア:

[(1, 21181677), (3, 7060559), (11, 1925607), (17, 1245981), (33, 641869), (51, 415327), (187, 113271), (289, 73293), (561, 37757), (867, 24431), (2221, 9537), (3179, 6663)]