21166906

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1\times {\mathrm{881}}^1$

素因数の和:1217

約数の個数: 16

約数和(自身を含む): 32672808

約数和(自身を除く): 11505902

約数列:

[1, 2, 41, 82, 293, 586, 881, 1762, 12013, 24026, 36121, 72242, 258133, 516266, 10583453, 21166906]

約数ペア:

[(1, 21166906), (2, 10583453), (41, 516266), (82, 258133), (293, 72242), (586, 36121), (881, 24026), (1762, 12013)]