21059674

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{2053}}^1$

素因数の和:2301

約数の個数: 16

約数和(自身を含む): 33126912

約数和(自身を除く): 12067238

約数列:

[1, 2, 23, 46, 223, 446, 2053, 4106, 5129, 10258, 47219, 94438, 457819, 915638, 10529837, 21059674]

約数ペア:

[(1, 21059674), (2, 10529837), (23, 915638), (46, 457819), (223, 94438), (446, 47219), (2053, 10258), (4106, 5129)]