21364552

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{242779}}^1$

素因数の和:242796

約数の個数: 16

約数和(自身を含む): 43700400

約数和(自身を除く): 22335848

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 242779, 485558, 971116, 1942232, 2670569, 5341138, 10682276, 21364552]

約数ペア:

[(1, 21364552), (2, 10682276), (4, 5341138), (8, 2670569), (11, 1942232), (22, 971116), (44, 485558), (88, 242779)]