21182385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3011}}^1$

素因数の和:3093

約数の個数: 32

約数和(自身を含む): 39324672

約数和(自身を除く): 18142287

約数列:

[1, 3, 5, 7, 15, 21, 35, 67, 105, 201, 335, 469, 1005, 1407, 2345, 3011, 7035, 9033, 15055, 21077, 45165, 63231, 105385, 201737, 316155, 605211, 1008685, 1412159, 3026055, 4236477, 7060795, 21182385]

約数ペア:

[(1, 21182385), (3, 7060795), (5, 4236477), (7, 3026055), (15, 1412159), (21, 1008685), (35, 605211), (67, 316155), (105, 201737), (201, 105385), (335, 63231), (469, 45165), (1005, 21077), (1407, 15055), (2345, 9033), (3011, 7035)]