21841559984

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{36894527}}^1$

素因数の和:36894572

約数の個数: 20

約数和(自身を含む): 43461753984

約数和(自身を除く): 21620194000

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 36894527, 73789054, 147578108, 295156216, 590312432, 1365097499, 2730194998, 5460389996, 10920779992, 21841559984]

約数ペア:

[(1, 21841559984), (2, 10920779992), (4, 5460389996), (8, 2730194998), (16, 1365097499), (37, 590312432), (74, 295156216), (148, 147578108), (296, 73789054), (592, 36894527)]