6808221

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2039}}^1$

素因数の和:2105

約数の個数: 24

約数和(自身を含む): 11456640

約数和(自身を除く): 4648419

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 2039, 3339, 6117, 14273, 18351, 42819, 108067, 128457, 324201, 756469, 972603, 2269407, 6808221]

約数ペア:

[(1, 6808221), (3, 2269407), (7, 972603), (9, 756469), (21, 324201), (53, 128457), (63, 108067), (159, 42819), (371, 18351), (477, 14273), (1113, 6117), (2039, 3339)]