216025404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2571731}}^1$

素因数の和:2571745

約数の個数: 24

約数和(自身を含む): 576067968

約数和(自身を除く): 360042564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2571731, 5143462, 7715193, 10286924, 15430386, 18002117, 30860772, 36004234, 54006351, 72008468, 108012702, 216025404]

約数ペア:

[(1, 216025404), (2, 108012702), (3, 72008468), (4, 54006351), (6, 36004234), (7, 30860772), (12, 18002117), (14, 15430386), (21, 10286924), (28, 7715193), (42, 5143462), (84, 2571731)]