21803669139

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1\times {\mathrm{1429}}^1$

素因数の和:1820

約数の個数: 64

約数和(自身を含む): 34703651840

約数和(自身を除く): 12899982701

約数列:

[1, 3, 7, 21, 43, 61, 129, 183, 277, 301, 427, 831, 903, 1281, 1429, 1939, 2623, 4287, 5817, 7869, 10003, 11911, 16897, 18361, 30009, 35733, 50691, 55083, 61447, 83377, 87169, 118279, 184341, 250131, 261507, 354837, 395833, 430129, 610183, 726571, 1187499, 1290387, 1830549, 2179713, 2770831, 3748267, 5085997, 8312493, 11244801, 15257991, 17020819, 24145813, 26237869, 51062457, 72437439, 78713607, 119145733, 169020691, 357437199, 507062073, 1038269959, 3114809877, 7267889713, 21803669139]

約数ペア:

[(1, 21803669139), (3, 7267889713), (7, 3114809877), (21, 1038269959), (43, 507062073), (61, 357437199), (129, 169020691), (183, 119145733), (277, 78713607), (301, 72437439), (427, 51062457), (831, 26237869), (903, 24145813), (1281, 17020819), (1429, 15257991), (1939, 11244801), (2623, 8312493), (4287, 5085997), (5817, 3748267), (7869, 2770831), (10003, 2179713), (11911, 1830549), (16897, 1290387), (18361, 1187499), (30009, 726571), (35733, 610183), (50691, 430129), (55083, 395833), (61447, 354837), (83377, 261507), (87169, 250131), (118279, 184341)]