21582392013

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{89939}}^1$

素因数の和:90258

約数の個数: 48

約数和(自身を含む): 38500076160

約数和(自身を除く): 16917684147

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 293, 819, 879, 2051, 2637, 3809, 6153, 11427, 18459, 26663, 34281, 79989, 89939, 239967, 269817, 629573, 809451, 1169207, 1888719, 3507621, 5666157, 8184449, 10522863, 24553347, 26352127, 73660041, 79056381, 184464889, 237169143, 342577651, 553394667, 1027732953, 1660184001, 2398043557, 3083198859, 7194130671, 21582392013]

約数ペア:

[(1, 21582392013), (3, 7194130671), (7, 3083198859), (9, 2398043557), (13, 1660184001), (21, 1027732953), (39, 553394667), (63, 342577651), (91, 237169143), (117, 184464889), (273, 79056381), (293, 73660041), (819, 26352127), (879, 24553347), (2051, 10522863), (2637, 8184449), (3809, 5666157), (6153, 3507621), (11427, 1888719), (18459, 1169207), (26663, 809451), (34281, 629573), (79989, 269817), (89939, 239967)]