21464210

素因数分解:

$2^1\times 5^1\times {\mathrm{941}}^1\times {\mathrm{2281}}^1$

素因数の和:3229

約数の個数: 16

約数和(自身を含む): 38693592

約数和(自身を除く): 17229382

約数列:

[1, 2, 5, 10, 941, 1882, 2281, 4562, 4705, 9410, 11405, 22810, 2146421, 4292842, 10732105, 21464210]

約数ペア:

[(1, 21464210), (2, 10732105), (5, 4292842), (10, 2146421), (941, 22810), (1882, 11405), (2281, 9410), (4562, 4705)]