42720468

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{508577}}^1$

素因数の和:508591

約数の個数: 24

約数和(自身を含む): 113921472

約数和(自身を除く): 71201004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 508577, 1017154, 1525731, 2034308, 3051462, 3560039, 6102924, 7120078, 10680117, 14240156, 21360234, 42720468]

約数ペア:

[(1, 42720468), (2, 21360234), (3, 14240156), (4, 10680117), (6, 7120078), (7, 6102924), (12, 3560039), (14, 3051462), (21, 2034308), (28, 1525731), (42, 1017154), (84, 508577)]