21928533

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{1193}}^1$

素因数の和:1764

約数の個数: 16

約数和(自身を含む): 31980096

約数和(自身を除く): 10051563

約数列:

[1, 3, 11, 33, 557, 1193, 1671, 3579, 6127, 13123, 18381, 39369, 664501, 1993503, 7309511, 21928533]

約数ペア:

[(1, 21928533), (3, 7309511), (11, 1993503), (33, 664501), (557, 39369), (1193, 18381), (1671, 13123), (3579, 6127)]