21743244

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{3847}}^1$

素因数の和:4014

約数の個数: 36

約数和(自身を含む): 55326544

約数和(自身を除く): 33583300

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 3847, 5652, 7694, 11541, 15388, 23082, 34623, 46164, 69246, 138492, 603979, 1207958, 1811937, 2415916, 3623874, 5435811, 7247748, 10871622, 21743244]

約数ペア:

[(1, 21743244), (2, 10871622), (3, 7247748), (4, 5435811), (6, 3623874), (9, 2415916), (12, 1811937), (18, 1207958), (36, 603979), (157, 138492), (314, 69246), (471, 46164), (628, 34623), (942, 23082), (1413, 15388), (1884, 11541), (2826, 7694), (3847, 5652)]