21283472

素因数分解:

$2^4\times 7^1\times {\mathrm{190031}}^1$

素因数の和:190046

約数の個数: 20

約数和(自身を含む): 47127936

約数和(自身を除く): 25844464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 190031, 380062, 760124, 1330217, 1520248, 2660434, 3040496, 5320868, 10641736, 21283472]

約数ペア:

[(1, 21283472), (2, 10641736), (4, 5320868), (7, 3040496), (8, 2660434), (14, 1520248), (16, 1330217), (28, 760124), (56, 380062), (112, 190031)]