21639453

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{2269}}^1$

素因数の和:2317

約数の個数: 24

約数和(自身を含む): 33450720

約数和(自身を除く): 11811267

約数列:

[1, 3, 11, 17, 33, 51, 187, 289, 561, 867, 2269, 3179, 6807, 9537, 24959, 38573, 74877, 115719, 424303, 655741, 1272909, 1967223, 7213151, 21639453]

約数ペア:

[(1, 21639453), (3, 7213151), (11, 1967223), (17, 1272909), (33, 655741), (51, 424303), (187, 115719), (289, 74877), (561, 38573), (867, 24959), (2269, 9537), (3179, 6807)]