21956894

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{829}}^1$

素因数の和:908

約数の個数: 32

約数和(自身を含む): 37648800

約数和(自身を除く): 15691906

約数列:

[1, 2, 17, 19, 34, 38, 41, 82, 323, 646, 697, 779, 829, 1394, 1558, 1658, 13243, 14093, 15751, 26486, 28186, 31502, 33989, 67978, 267767, 535534, 577813, 645791, 1155626, 1291582, 10978447, 21956894]

約数ペア:

[(1, 21956894), (2, 10978447), (17, 1291582), (19, 1155626), (34, 645791), (38, 577813), (41, 535534), (82, 267767), (323, 67978), (646, 33989), (697, 31502), (779, 28186), (829, 26486), (1394, 15751), (1558, 14093), (1658, 13243)]