21517854

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{53527}}^1$

素因数の和:53599

約数の個数: 16

約数和(自身を含む): 43678848

約数和(自身を除く): 22160994

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 53527, 107054, 160581, 321162, 3586309, 7172618, 10758927, 21517854]

約数ペア:

[(1, 21517854), (2, 10758927), (3, 7172618), (6, 3586309), (67, 321162), (134, 160581), (201, 107054), (402, 53527)]