2241981

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1873}}^1$

素因数の和:1905

約数の個数: 24

約数和(自身を含む): 3897920

約数和(自身を除く): 1655939

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 1873, 5619, 13111, 16857, 35587, 39333, 106761, 117999, 249109, 320283, 747327, 2241981]

約数ペア:

[(1, 2241981), (3, 747327), (7, 320283), (9, 249109), (19, 117999), (21, 106761), (57, 39333), (63, 35587), (133, 16857), (171, 13111), (399, 5619), (1197, 1873)]