21609438

素因数分解:

$2^1\times 3^1\times {\mathrm{193}}^1\times {\mathrm{18661}}^1$

素因数の和:18859

約数の個数: 16

約数和(自身を含む): 43445136

約数和(自身を除く): 21835698

約数列:

[1, 2, 3, 6, 193, 386, 579, 1158, 18661, 37322, 55983, 111966, 3601573, 7203146, 10804719, 21609438]

約数ペア:

[(1, 21609438), (2, 10804719), (3, 7203146), (6, 3601573), (193, 111966), (386, 55983), (579, 37322), (1158, 18661)]