21352166

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{22571}}^1$

素因数の和:22627

約数の個数: 16

約数和(自身を含む): 35754048

約数和(自身を除く): 14401882

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 22571, 45142, 248281, 496562, 970553, 1941106, 10676083, 21352166]

約数ペア:

[(1, 21352166), (2, 10676083), (11, 1941106), (22, 970553), (43, 496562), (86, 248281), (473, 45142), (946, 22571)]