21449526

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7193}}^1$

素因数の和:7276

約数の個数: 32

約数和(自身を含む): 49724928

約数和(自身を除く): 28275402

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 7193, 14386, 21579, 43158, 50351, 100702, 151053, 302106, 510703, 1021406, 1532109, 3064218, 3574921, 7149842, 10724763, 21449526]

約数ペア:

[(1, 21449526), (2, 10724763), (3, 7149842), (6, 3574921), (7, 3064218), (14, 1532109), (21, 1021406), (42, 510703), (71, 302106), (142, 151053), (213, 100702), (426, 50351), (497, 43158), (994, 21579), (1491, 14386), (2982, 7193)]