21040768326

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1\times {\mathrm{80603}}^1$

素因数の和:81060

約数の個数: 32

約数和(自身を含む): 42520222080

約数和(自身を除く): 21479453754

約数列:

[1, 2, 3, 6, 139, 278, 313, 417, 626, 834, 939, 1878, 43507, 80603, 87014, 130521, 161206, 241809, 261042, 483618, 11203817, 22407634, 25228739, 33611451, 50457478, 67222902, 75686217, 151372434, 3506794721, 7013589442, 10520384163, 21040768326]

約数ペア:

[(1, 21040768326), (2, 10520384163), (3, 7013589442), (6, 3506794721), (139, 151372434), (278, 75686217), (313, 67222902), (417, 50457478), (626, 33611451), (834, 25228739), (939, 22407634), (1878, 11203817), (43507, 483618), (80603, 261042), (87014, 241809), (130521, 161206)]