211017828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2512117}}^1$

素因数の和:2512131

約数の個数: 24

約数和(自身を含む): 562714432

約数和(自身を除く): 351696604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2512117, 5024234, 7536351, 10048468, 15072702, 17584819, 30145404, 35169638, 52754457, 70339276, 105508914, 211017828]

約数ペア:

[(1, 211017828), (2, 105508914), (3, 70339276), (4, 52754457), (6, 35169638), (7, 30145404), (12, 17584819), (14, 15072702), (21, 10048468), (28, 7536351), (42, 5024234), (84, 2512117)]