21538448

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{32833}}^1$

素因数の和:32882

約数の個数: 20

約数和(自身を含む): 42749868

約数和(自身を除く): 21211420

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 32833, 65666, 131332, 262664, 525328, 1346153, 2692306, 5384612, 10769224, 21538448]

約数ペア:

[(1, 21538448), (2, 10769224), (4, 5384612), (8, 2692306), (16, 1346153), (41, 525328), (82, 262664), (164, 131332), (328, 65666), (656, 32833)]