21401980442

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{284957}}^1$

素因数の和:285070

約数の個数: 24

約数和(自身を含む): 34730111124

約数和(自身を除く): 13328130682

約数列:

[1, 2, 17, 34, 47, 94, 799, 1598, 2209, 4418, 37553, 75106, 284957, 569914, 4844269, 9688538, 13392979, 26785958, 227680643, 455361286, 629470013, 1258940026, 10700990221, 21401980442]

約数ペア:

[(1, 21401980442), (2, 10700990221), (17, 1258940026), (34, 629470013), (47, 455361286), (94, 227680643), (799, 26785958), (1598, 13392979), (2209, 9688538), (4418, 4844269), (37553, 569914), (75106, 284957)]