16893921

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 25804800

約数和(自身を除く): 8910879

約数列:

[1, 3, 11, 29, 33, 87, 127, 139, 319, 381, 417, 957, 1397, 1529, 3683, 4031, 4191, 4587, 11049, 12093, 17653, 40513, 44341, 52959, 121539, 133023, 194183, 511937, 582549, 1535811, 5631307, 16893921]

約数ペア:

[(1, 16893921), (3, 5631307), (11, 1535811), (29, 582549), (33, 511937), (87, 194183), (127, 133023), (139, 121539), (319, 52959), (381, 44341), (417, 40513), (957, 17653), (1397, 12093), (1529, 11049), (3683, 4587), (4031, 4191)]