21508110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:650

約数の個数: 96

約数和(自身を含む): 62270208

約数和(自身を除く): 40762098

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 130, 155, 186, 195, 234, 279, 310, 390, 403, 465, 558, 585, 593, 806, 930, 1170, 1186, 1209, 1395, 1779, 2015, 2418, 2790, 2965, 3558, 3627, 4030, 5337, 5930, 6045, 7254, 7709, 8895, 10674, 12090, 15418, 17790, 18135, 18383, 23127, 26685, 36270, 36766, 38545, 46254, 53370, 55149, 69381, 77090, 91915, 110298, 115635, 138762, 165447, 183830, 231270, 238979, 275745, 330894, 346905, 477958, 551490, 693810, 716937, 827235, 1194895, 1433874, 1654470, 2150811, 2389790, 3584685, 4301622, 7169370, 10754055, 21508110]

約数ペア:

[(1, 21508110), (2, 10754055), (3, 7169370), (5, 4301622), (6, 3584685), (9, 2389790), (10, 2150811), (13, 1654470), (15, 1433874), (18, 1194895), (26, 827235), (30, 716937), (31, 693810), (39, 551490), (45, 477958), (62, 346905), (65, 330894), (78, 275745), (90, 238979), (93, 231270), (117, 183830), (130, 165447), (155, 138762), (186, 115635), (195, 110298), (234, 91915), (279, 77090), (310, 69381), (390, 55149), (403, 53370), (465, 46254), (558, 38545), (585, 36766), (593, 36270), (806, 26685), (930, 23127), (1170, 18383), (1186, 18135), (1209, 17790), (1395, 15418), (1779, 12090), (2015, 10674), (2418, 8895), (2790, 7709), (2965, 7254), (3558, 6045), (3627, 5930), (4030, 5337)]