21083220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{39043}}^1$

素因数の和:39061

約数の個数: 48

約数和(自身を含む): 65593920

約数和(自身を除く): 44510700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 39043, 78086, 117129, 156172, 195215, 234258, 351387, 390430, 468516, 585645, 702774, 780860, 1054161, 1171290, 1405548, 1756935, 2108322, 2342580, 3513870, 4216644, 5270805, 7027740, 10541610, 21083220]

約数ペア:

[(1, 21083220), (2, 10541610), (3, 7027740), (4, 5270805), (5, 4216644), (6, 3513870), (9, 2342580), (10, 2108322), (12, 1756935), (15, 1405548), (18, 1171290), (20, 1054161), (27, 780860), (30, 702774), (36, 585645), (45, 468516), (54, 390430), (60, 351387), (90, 234258), (108, 195215), (135, 156172), (180, 117129), (270, 78086), (540, 39043)]