21336878

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{2477}}^1$

素因数の和:2611

約数の個数: 16

約数和(自身を含む): 33006960

約数和(自身を除く): 11670082

約数列:

[1, 2, 59, 73, 118, 146, 2477, 4307, 4954, 8614, 146143, 180821, 292286, 361642, 10668439, 21336878]

約数ペア:

[(1, 21336878), (2, 10668439), (59, 361642), (73, 292286), (118, 180821), (146, 146143), (2477, 8614), (4307, 4954)]