21167883217

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{479}}^1\times {\mathrm{557}}^1$

素因数の和:1425

約数の個数: 32

約数和(自身を含む): 24298444800

約数和(自身を除く): 3130561583

約数列:

[1, 13, 17, 221, 359, 479, 557, 4667, 6103, 6227, 7241, 8143, 9469, 79339, 105859, 123097, 171961, 199963, 266803, 2235493, 2599519, 2923337, 3399371, 3468439, 4535651, 38003381, 44191823, 58963463, 95782277, 1245169601, 1628298709, 21167883217]

約数ペア:

[(1, 21167883217), (13, 1628298709), (17, 1245169601), (221, 95782277), (359, 58963463), (479, 44191823), (557, 38003381), (4667, 4535651), (6103, 3468439), (6227, 3399371), (7241, 2923337), (8143, 2599519), (9469, 2235493), (79339, 266803), (105859, 199963), (123097, 171961)]