21921146

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{2711}}^1$

素因数の和:3037

約数の個数: 16

約数和(自身を含む): 35538048

約数和(自身を除く): 13616902

約数列:

[1, 2, 13, 26, 311, 622, 2711, 4043, 5422, 8086, 35243, 70486, 843121, 1686242, 10960573, 21921146]

約数ペア:

[(1, 21921146), (2, 10960573), (13, 1686242), (26, 843121), (311, 70486), (622, 35243), (2711, 8086), (4043, 5422)]