21609752

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{37003}}^1$

素因数の和:37082

約数の個数: 16

約数和(自身を含む): 41074440

約数和(自身を除く): 19464688

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 37003, 74006, 148012, 296024, 2701219, 5402438, 10804876, 21609752]

約数ペア:

[(1, 21609752), (2, 10804876), (4, 5402438), (8, 2701219), (73, 296024), (146, 148012), (292, 74006), (584, 37003)]