21187606

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{26029}}^1$

素因数の和:26079

約数の個数: 16

約数和(自身を含む): 35609040

約数和(自身を除く): 14421434

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 26029, 52058, 286319, 572638, 963073, 1926146, 10593803, 21187606]

約数ペア:

[(1, 21187606), (2, 10593803), (11, 1926146), (22, 963073), (37, 572638), (74, 286319), (407, 52058), (814, 26029)]