20421786

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{44203}}^1$

素因数の和:44226

約数の個数: 32

約数和(自身を含む): 50923008

約数和(自身を除く): 30501222

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 44203, 88406, 132609, 265218, 309421, 486233, 618842, 928263, 972466, 1458699, 1856526, 2917398, 3403631, 6807262, 10210893, 20421786]

約数ペア:

[(1, 20421786), (2, 10210893), (3, 6807262), (6, 3403631), (7, 2917398), (11, 1856526), (14, 1458699), (21, 972466), (22, 928263), (33, 618842), (42, 486233), (66, 309421), (77, 265218), (154, 132609), (231, 88406), (462, 44203)]