21030135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3779}}^1$

素因数の和:3847

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 18160905

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 105, 159, 265, 371, 795, 1113, 1855, 3779, 5565, 11337, 18895, 26453, 56685, 79359, 132265, 200287, 396795, 600861, 1001435, 1402009, 3004305, 4206027, 7010045, 21030135]

約数ペア:

[(1, 21030135), (3, 7010045), (5, 4206027), (7, 3004305), (15, 1402009), (21, 1001435), (35, 600861), (53, 396795), (105, 200287), (159, 132265), (265, 79359), (371, 56685), (795, 26453), (1113, 18895), (1855, 11337), (3779, 5565)]