2221208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{587}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 4656960

約数和(自身を除く): 2435752

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 587, 946, 1174, 1892, 2348, 3784, 4696, 6457, 12914, 25241, 25828, 50482, 51656, 100964, 201928, 277651, 555302, 1110604, 2221208]

約数ペア:

[(1, 2221208), (2, 1110604), (4, 555302), (8, 277651), (11, 201928), (22, 100964), (43, 51656), (44, 50482), (86, 25828), (88, 25241), (172, 12914), (344, 6457), (473, 4696), (587, 3784), (946, 2348), (1174, 1892)]