21082941

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12527}}^1$

素因数の和:12561

約数の個数: 24

約数和(自身を含む): 35178624

約数和(自身を除く): 14095683

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 12527, 37581, 112743, 137797, 212959, 413391, 638877, 1240173, 1916631, 2342549, 7027647, 21082941]

約数ペア:

[(1, 21082941), (3, 7027647), (9, 2342549), (11, 1916631), (17, 1240173), (33, 638877), (51, 413391), (99, 212959), (153, 137797), (187, 112743), (561, 37581), (1683, 12527)]