2193219

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1123}}^1$

素因数の和:1167

約数の個数: 24

約数和(自身を含む): 3740672

約数和(自身を除く): 1547453

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1123, 1953, 3369, 7861, 10107, 23583, 34813, 70749, 104439, 243691, 313317, 731073, 2193219]

約数ペア:

[(1, 2193219), (3, 731073), (7, 313317), (9, 243691), (21, 104439), (31, 70749), (63, 34813), (93, 23583), (217, 10107), (279, 7861), (651, 3369), (1123, 1953)]