21173196

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{160403}}^1$

素因数の和:160421

約数の個数: 24

約数和(自身を含む): 53895744

約数和(自身を除く): 32722548

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 160403, 320806, 481209, 641612, 962418, 1764433, 1924836, 3528866, 5293299, 7057732, 10586598, 21173196]

約数ペア:

[(1, 21173196), (2, 10586598), (3, 7057732), (4, 5293299), (6, 3528866), (11, 1924836), (12, 1764433), (22, 962418), (33, 641612), (44, 481209), (66, 320806), (132, 160403)]