21348564

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{25057}}^1$

素因数の和:25135

約数の個数: 24

約数和(自身を含む): 50516928

約数和(自身を除く): 29168364

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 25057, 50114, 75171, 100228, 150342, 300684, 1779047, 3558094, 5337141, 7116188, 10674282, 21348564]

約数ペア:

[(1, 21348564), (2, 10674282), (3, 7116188), (4, 5337141), (6, 3558094), (12, 1779047), (71, 300684), (142, 150342), (213, 100228), (284, 75171), (426, 50114), (852, 25057)]