21024367

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{499}}^1$

素因数の和:982

約数の個数: 16

約数和(自身を含む): 25984000

約数和(自身を除く): 4959633

約数列:

[1, 7, 13, 91, 463, 499, 3241, 3493, 6019, 6487, 42133, 45409, 231037, 1617259, 3003481, 21024367]

約数ペア:

[(1, 21024367), (7, 3003481), (13, 1617259), (91, 231037), (463, 45409), (499, 42133), (3241, 6487), (3493, 6019)]