21449203792

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{32696957}}^1$

素因数の和:32697006

約数の個数: 20

約数和(自身を含む): 42571439316

約数和(自身を除く): 21122235524

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 32696957, 65393914, 130787828, 261575656, 523151312, 1340575237, 2681150474, 5362300948, 10724601896, 21449203792]

約数ペア:

[(1, 21449203792), (2, 10724601896), (4, 5362300948), (8, 2681150474), (16, 1340575237), (41, 523151312), (82, 261575656), (164, 130787828), (328, 65393914), (656, 32696957)]