21608827681

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2029}}^1\times {\mathrm{2281}}^1$

素因数の和:4369

約数の個数: 32

約数和(自身を含む): 26682969600

約数和(自身を除く): 5074141919

約数列:

[1, 7, 23, 29, 161, 203, 667, 2029, 2281, 4669, 14203, 15967, 46667, 52463, 58841, 66149, 326669, 367241, 411887, 463043, 1353343, 1521427, 4628149, 9473401, 10649989, 32397043, 106447427, 134216321, 745131989, 939514247, 3086975383, 21608827681]

約数ペア:

[(1, 21608827681), (7, 3086975383), (23, 939514247), (29, 745131989), (161, 134216321), (203, 106447427), (667, 32397043), (2029, 10649989), (2281, 9473401), (4669, 4628149), (14203, 1521427), (15967, 1353343), (46667, 463043), (52463, 411887), (58841, 367241), (66149, 326669)]