21964754

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{42403}}^1$

素因数の和:42449

約数の個数: 16

約数和(自身を含む): 38672448

約数和(自身を除く): 16707694

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 42403, 84806, 296821, 593642, 1568911, 3137822, 10982377, 21964754]

約数ペア:

[(1, 21964754), (2, 10982377), (7, 3137822), (14, 1568911), (37, 593642), (74, 296821), (259, 84806), (518, 42403)]