21014802

素因数分解:

$2^1\times 3^4\times {\mathrm{73}}^1\times {\mathrm{1777}}^1$

素因数の和:1864

約数の個数: 40

約数和(自身を含む): 47760636

約数和(自身を除く): 26745834

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 81, 146, 162, 219, 438, 657, 1314, 1777, 1971, 3554, 3942, 5331, 5913, 10662, 11826, 15993, 31986, 47979, 95958, 129721, 143937, 259442, 287874, 389163, 778326, 1167489, 2334978, 3502467, 7004934, 10507401, 21014802]

約数ペア:

[(1, 21014802), (2, 10507401), (3, 7004934), (6, 3502467), (9, 2334978), (18, 1167489), (27, 778326), (54, 389163), (73, 287874), (81, 259442), (146, 143937), (162, 129721), (219, 95958), (438, 47979), (657, 31986), (1314, 15993), (1777, 11826), (1971, 10662), (3554, 5913), (3942, 5331)]