21890382

素因数分解:

$2^1\times 3^1\times {\mathrm{173}}^1\times {\mathrm{21089}}^1$

素因数の和:21267

約数の個数: 16

約数和(自身を含む): 44035920

約数和(自身を除く): 22145538

約数列:

[1, 2, 3, 6, 173, 346, 519, 1038, 21089, 42178, 63267, 126534, 3648397, 7296794, 10945191, 21890382]

約数ペア:

[(1, 21890382), (2, 10945191), (3, 7296794), (6, 3648397), (173, 126534), (346, 63267), (519, 42178), (1038, 21089)]