21216324

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{33359}}^1$

素因数の和:33419

約数の個数: 24

約数和(自身を含む): 50440320

約数和(自身を除く): 29223996

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 33359, 66718, 100077, 133436, 200154, 400308, 1768027, 3536054, 5304081, 7072108, 10608162, 21216324]

約数ペア:

[(1, 21216324), (2, 10608162), (3, 7072108), (4, 5304081), (6, 3536054), (12, 1768027), (53, 400308), (106, 200154), (159, 133436), (212, 100077), (318, 66718), (636, 33359)]