21074696

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1867}}^1$

素因数の和:1973

約数の個数: 32

約数和(自身を含む): 42366240

約数和(自身を除く): 21291544

約数列:

[1, 2, 4, 8, 17, 34, 68, 83, 136, 166, 332, 664, 1411, 1867, 2822, 3734, 5644, 7468, 11288, 14936, 31739, 63478, 126956, 154961, 253912, 309922, 619844, 1239688, 2634337, 5268674, 10537348, 21074696]

約数ペア:

[(1, 21074696), (2, 10537348), (4, 5268674), (8, 2634337), (17, 1239688), (34, 619844), (68, 309922), (83, 253912), (136, 154961), (166, 126956), (332, 63478), (664, 31739), (1411, 14936), (1867, 11288), (2822, 7468), (3734, 5644)]