21742833

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{25253}}^1$

素因数の和:25304

約数の個数: 16

約数和(自身を含む): 33941376

約数和(自身を除く): 12198543

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 25253, 75759, 176771, 530313, 1035373, 3106119, 7247611, 21742833]

約数ペア:

[(1, 21742833), (3, 7247611), (7, 3106119), (21, 1035373), (41, 530313), (123, 176771), (287, 75759), (861, 25253)]