21172646

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{23473}}^1$

素因数の和:23527

約数の個数: 16

約数和(自身を含む): 35492688

約数和(自身を除く): 14320042

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 23473, 46946, 258203, 516406, 962393, 1924786, 10586323, 21172646]

約数ペア:

[(1, 21172646), (2, 10586323), (11, 1924786), (22, 962393), (41, 516406), (82, 258203), (451, 46946), (902, 23473)]