21730392

素因数分解:

$2^3\times 3^2\times {\mathrm{137}}^1\times {\mathrm{2203}}^1$

素因数の和:2352

約数の個数: 48

約数和(自身を含む): 59309640

約数和(自身を除く): 37579248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 137, 274, 411, 548, 822, 1096, 1233, 1644, 2203, 2466, 3288, 4406, 4932, 6609, 8812, 9864, 13218, 17624, 19827, 26436, 39654, 52872, 79308, 158616, 301811, 603622, 905433, 1207244, 1810866, 2414488, 2716299, 3621732, 5432598, 7243464, 10865196, 21730392]

約数ペア:

[(1, 21730392), (2, 10865196), (3, 7243464), (4, 5432598), (6, 3621732), (8, 2716299), (9, 2414488), (12, 1810866), (18, 1207244), (24, 905433), (36, 603622), (72, 301811), (137, 158616), (274, 79308), (411, 52872), (548, 39654), (822, 26436), (1096, 19827), (1233, 17624), (1644, 13218), (2203, 9864), (2466, 8812), (3288, 6609), (4406, 4932)]