17280522021

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3769}}^1\times {\mathrm{11491}}^1$

素因数の和:15289

約数の個数: 32

約数和(自身を含む): 27727897600

約数和(自身を除く): 10447375579

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 3769, 11307, 11491, 26383, 34473, 71611, 79149, 80437, 214833, 218329, 241311, 501277, 654987, 1503831, 1528303, 4584909, 43309579, 129928737, 303167053, 822882001, 909501159, 2468646003, 5760174007, 17280522021]

約数ペア:

[(1, 17280522021), (3, 5760174007), (7, 2468646003), (19, 909501159), (21, 822882001), (57, 303167053), (133, 129928737), (399, 43309579), (3769, 4584909), (11307, 1528303), (11491, 1503831), (26383, 654987), (34473, 501277), (71611, 241311), (79149, 218329), (80437, 214833)]