21038826

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{206263}}^1$

素因数の和:206285

約数の個数: 16

約数和(自身を含む): 44553024

約数和(自身を除く): 23514198

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 206263, 412526, 618789, 1237578, 3506471, 7012942, 10519413, 21038826]

約数ペア:

[(1, 21038826), (2, 10519413), (3, 7012942), (6, 3506471), (17, 1237578), (34, 618789), (51, 412526), (102, 206263)]