21415676313619

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2939}}^1\times {\mathrm{1003819}}^1$

素因数の和:1006843

約数の個数: 32

約数和(自身を含む): 26348588582400

約数和(自身を除く): 4932912268781

約数列:

[1, 7, 17, 61, 119, 427, 1037, 2939, 7259, 20573, 49963, 179279, 349741, 1003819, 1254953, 3047743, 7026733, 17064923, 21334201, 61232959, 119454461, 428630713, 1040960303, 2950224041, 7286722121, 20651568287, 50153808697, 179963666501, 351076660879, 1259745665507, 3059382330517, 21415676313619]

約数ペア:

[(1, 21415676313619), (7, 3059382330517), (17, 1259745665507), (61, 351076660879), (119, 179963666501), (427, 50153808697), (1037, 20651568287), (2939, 7286722121), (7259, 2950224041), (20573, 1040960303), (49963, 428630713), (179279, 119454461), (349741, 61232959), (1003819, 21334201), (1254953, 17064923), (3047743, 7026733)]