21093828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{251117}}^1$

素因数の和:251131

約数の個数: 24

約数和(自身を含む): 56250432

約数和(自身を除く): 35156604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 251117, 502234, 753351, 1004468, 1506702, 1757819, 3013404, 3515638, 5273457, 7031276, 10546914, 21093828]

約数ペア:

[(1, 21093828), (2, 10546914), (3, 7031276), (4, 5273457), (6, 3515638), (7, 3013404), (12, 1757819), (14, 1506702), (21, 1004468), (28, 753351), (42, 502234), (84, 251117)]