21894963

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{5881}}^1$

素因数の和:5974

約数の個数: 16

約数和(自身を含む): 31339296

約数和(自身を除く): 9444333

約数列:

[1, 3, 17, 51, 73, 219, 1241, 3723, 5881, 17643, 99977, 299931, 429313, 1287939, 7298321, 21894963]

約数ペア:

[(1, 21894963), (3, 7298321), (17, 1287939), (51, 429313), (73, 299931), (219, 99977), (1241, 17643), (3723, 5881)]