21695944

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5501}}^1$

素因数の和:5553

約数の個数: 32

約数和(自身を含む): 44566200

約数和(自身を除く): 22870256

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 116, 136, 232, 493, 986, 1972, 3944, 5501, 11002, 22004, 44008, 93517, 159529, 187034, 319058, 374068, 638116, 748136, 1276232, 2711993, 5423986, 10847972, 21695944]

約数ペア:

[(1, 21695944), (2, 10847972), (4, 5423986), (8, 2711993), (17, 1276232), (29, 748136), (34, 638116), (58, 374068), (68, 319058), (116, 187034), (136, 159529), (232, 93517), (493, 44008), (986, 22004), (1972, 11002), (3944, 5501)]