21034010

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{11621}}^1$

素因数の和:11809

約数の個数: 16

約数和(自身を含む): 38073672

約数和(自身を除く): 17039662

約数列:

[1, 2, 5, 10, 181, 362, 905, 1810, 11621, 23242, 58105, 116210, 2103401, 4206802, 10517005, 21034010]

約数ペア:

[(1, 21034010), (2, 10517005), (5, 4206802), (10, 2103401), (181, 116210), (362, 58105), (905, 23242), (1810, 11621)]