21922852

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{4987}}^1$

素因数の和:5155

約数の個数: 24

約数和(自身を含む): 44133824

約数和(自身を除く): 22210972

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 4987, 9974, 19948, 34909, 69818, 139636, 782959, 1565918, 3131836, 5480713, 10961426, 21922852]

約数ペア:

[(1, 21922852), (2, 10961426), (4, 5480713), (7, 3131836), (14, 1565918), (28, 782959), (157, 139636), (314, 69818), (628, 34909), (1099, 19948), (2198, 9974), (4396, 4987)]