21341244

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{701}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 51891840

約数和(自身を除く): 30550596

約数列:

[1, 2, 3, 4, 6, 12, 43, 59, 86, 118, 129, 172, 177, 236, 258, 354, 516, 701, 708, 1402, 2103, 2537, 2804, 4206, 5074, 7611, 8412, 10148, 15222, 30143, 30444, 41359, 60286, 82718, 90429, 120572, 124077, 165436, 180858, 248154, 361716, 496308, 1778437, 3556874, 5335311, 7113748, 10670622, 21341244]

約数ペア:

[(1, 21341244), (2, 10670622), (3, 7113748), (4, 5335311), (6, 3556874), (12, 1778437), (43, 496308), (59, 361716), (86, 248154), (118, 180858), (129, 165436), (172, 124077), (177, 120572), (236, 90429), (258, 82718), (354, 60286), (516, 41359), (701, 30444), (708, 30143), (1402, 15222), (2103, 10148), (2537, 8412), (2804, 7611), (4206, 5074)]