2120217

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1367}}^1$

素因数の和:1428

約数の個数: 16

約数和(自身を含む): 3151872

約数和(自身を除く): 1031655

約数列:

[1, 3, 11, 33, 47, 141, 517, 1367, 1551, 4101, 15037, 45111, 64249, 192747, 706739, 2120217]

約数ペア:

[(1, 2120217), (3, 706739), (11, 192747), (33, 64249), (47, 45111), (141, 15037), (517, 4101), (1367, 1551)]