21504694

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{33289}}^1$

素因数の和:33327

約数の個数: 16

約数和(自身を含む): 35953200

約数和(自身を除く): 14448506

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 33289, 66578, 565913, 632491, 1131826, 1264982, 10752347, 21504694]

約数ペア:

[(1, 21504694), (2, 10752347), (17, 1264982), (19, 1131826), (34, 632491), (38, 565913), (323, 66578), (646, 33289)]