21043080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{58453}}^1$

素因数の和:58470

約数の個数: 48

約数和(自身を含む): 68391180

約数和(自身を除く): 47348100

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 58453, 116906, 175359, 233812, 292265, 350718, 467624, 526077, 584530, 701436, 876795, 1052154, 1169060, 1402872, 1753590, 2104308, 2338120, 2630385, 3507180, 4208616, 5260770, 7014360, 10521540, 21043080]

約数ペア:

[(1, 21043080), (2, 10521540), (3, 7014360), (4, 5260770), (5, 4208616), (6, 3507180), (8, 2630385), (9, 2338120), (10, 2104308), (12, 1753590), (15, 1402872), (18, 1169060), (20, 1052154), (24, 876795), (30, 701436), (36, 584530), (40, 526077), (45, 467624), (60, 350718), (72, 292265), (90, 233812), (120, 175359), (180, 116906), (360, 58453)]