21730836

素因数分解:

$2^2\times 3^1\times {\mathrm{239}}^1\times {\mathrm{7577}}^1$

素因数の和:7823

約数の個数: 24

約数和(自身を含む): 50924160

約数和(自身を除く): 29193324

約数列:

[1, 2, 3, 4, 6, 12, 239, 478, 717, 956, 1434, 2868, 7577, 15154, 22731, 30308, 45462, 90924, 1810903, 3621806, 5432709, 7243612, 10865418, 21730836]

約数ペア:

[(1, 21730836), (2, 10865418), (3, 7243612), (4, 5432709), (6, 3621806), (12, 1810903), (239, 90924), (478, 45462), (717, 30308), (956, 22731), (1434, 15154), (2868, 7577)]