21797195252

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{149161}}^1$

素因数の和:149496

約数の個数: 48

約数和(自身を含む): 46309431168

約数和(自身を除く): 24512235916

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 307, 476, 614, 1228, 2149, 4298, 5219, 8596, 10438, 20876, 36533, 73066, 146132, 149161, 298322, 596644, 1044127, 2088254, 2535737, 4176508, 5071474, 10142948, 17750159, 35500318, 45792427, 71000636, 91584854, 183169708, 320546989, 641093978, 778471259, 1282187956, 1556942518, 3113885036, 5449298813, 10898597626, 21797195252]

約数ペア:

[(1, 21797195252), (2, 10898597626), (4, 5449298813), (7, 3113885036), (14, 1556942518), (17, 1282187956), (28, 778471259), (34, 641093978), (68, 320546989), (119, 183169708), (238, 91584854), (307, 71000636), (476, 45792427), (614, 35500318), (1228, 17750159), (2149, 10142948), (4298, 5071474), (5219, 4176508), (8596, 2535737), (10438, 2088254), (20876, 1044127), (36533, 596644), (73066, 298322), (146132, 149161)]