213397044

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2540441}}^1$

素因数の和:2540455

約数の個数: 24

約数和(自身を含む): 569059008

約数和(自身を除く): 355661964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2540441, 5080882, 7621323, 10161764, 15242646, 17783087, 30485292, 35566174, 53349261, 71132348, 106698522, 213397044]

約数ペア:

[(1, 213397044), (2, 106698522), (3, 71132348), (4, 53349261), (6, 35566174), (7, 30485292), (12, 17783087), (14, 15242646), (21, 10161764), (28, 7621323), (42, 5080882), (84, 2540441)]