21707075217

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1193}}^1\times {\mathrm{13879}}^1$

素因数の和:15117

約数の個数: 32

約数和(自身を含む): 31819622400

約数和(自身を除く): 10112547183

約数列:

[1, 3, 19, 23, 57, 69, 437, 1193, 1311, 3579, 13879, 22667, 27439, 41637, 68001, 82317, 263701, 319217, 521341, 791103, 957651, 1564023, 6065123, 16557647, 18195369, 49672941, 314595293, 380825881, 943785879, 1142477643, 7235691739, 21707075217]

約数ペア:

[(1, 21707075217), (3, 7235691739), (19, 1142477643), (23, 943785879), (57, 380825881), (69, 314595293), (437, 49672941), (1193, 18195369), (1311, 16557647), (3579, 6065123), (13879, 1564023), (22667, 957651), (27439, 791103), (41637, 521341), (68001, 319217), (82317, 263701)]