21339652

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{683}}^1$

素因数の和:867

約数の個数: 24

約数和(自身を含む): 38265696

約数和(自身を除く): 16926044

約数列:

[1, 2, 4, 73, 107, 146, 214, 292, 428, 683, 1366, 2732, 7811, 15622, 31244, 49859, 73081, 99718, 146162, 199436, 292324, 5334913, 10669826, 21339652]

約数ペア:

[(1, 21339652), (2, 10669826), (4, 5334913), (73, 292324), (107, 199436), (146, 146162), (214, 99718), (292, 73081), (428, 49859), (683, 31244), (1366, 15622), (2732, 7811)]