21234518668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1867}}^1\times {\mathrm{258491}}^1$

素因数の和:260373

約数の個数: 24

約数和(自身を含む): 40560496704

約数和(自身を除く): 19325978036

約数列:

[1, 2, 4, 11, 22, 44, 1867, 3734, 7468, 20537, 41074, 82148, 258491, 516982, 1033964, 2843401, 5686802, 11373604, 482602697, 965205394, 1930410788, 5308629667, 10617259334, 21234518668]

約数ペア:

[(1, 21234518668), (2, 10617259334), (4, 5308629667), (11, 1930410788), (22, 965205394), (44, 482602697), (1867, 11373604), (3734, 5686802), (7468, 2843401), (20537, 1033964), (41074, 516982), (82148, 258491)]