25210101

素因数分解:

$3^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1867}}^1$

素因数の和:2520

約数の個数: 16

約数和(自身を含む): 38495744

約数和(自身を除く): 13285643

約数列:

[1, 3, 7, 21, 643, 1867, 1929, 4501, 5601, 13069, 13503, 39207, 1200481, 3601443, 8403367, 25210101]

約数ペア:

[(1, 25210101), (3, 8403367), (7, 3601443), (21, 1200481), (643, 39207), (1867, 13503), (1929, 13069), (4501, 5601)]