21491244

素因数分解:

$2^2\times 3^4\times {\mathrm{113}}^1\times {\mathrm{587}}^1$

素因数の和:716

約数の個数: 60

約数和(自身を含む): 56776104

約数和(自身を除く): 35284860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 113, 162, 226, 324, 339, 452, 587, 678, 1017, 1174, 1356, 1761, 2034, 2348, 3051, 3522, 4068, 5283, 6102, 7044, 9153, 10566, 12204, 15849, 18306, 21132, 31698, 36612, 47547, 63396, 66331, 95094, 132662, 190188, 198993, 265324, 397986, 596979, 795972, 1193958, 1790937, 2387916, 3581874, 5372811, 7163748, 10745622, 21491244]

約数ペア:

[(1, 21491244), (2, 10745622), (3, 7163748), (4, 5372811), (6, 3581874), (9, 2387916), (12, 1790937), (18, 1193958), (27, 795972), (36, 596979), (54, 397986), (81, 265324), (108, 198993), (113, 190188), (162, 132662), (226, 95094), (324, 66331), (339, 63396), (452, 47547), (587, 36612), (678, 31698), (1017, 21132), (1174, 18306), (1356, 15849), (1761, 12204), (2034, 10566), (2348, 9153), (3051, 7044), (3522, 6102), (4068, 5283)]