21949479508

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{108991}}^1$

素因数の和:109228

約数の個数: 48

約数和(自身を含む): 43945574400

約数和(自身を除く): 21996094892

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 199, 253, 398, 506, 796, 1012, 2189, 4378, 4577, 8756, 9154, 18308, 50347, 100694, 108991, 201388, 217982, 435964, 1198901, 2397802, 2506793, 4795604, 5013586, 10027172, 21689209, 27574723, 43378418, 55149446, 86756836, 110298892, 238581299, 477162598, 498851807, 954325196, 997703614, 1995407228, 5487369877, 10974739754, 21949479508]

約数ペア:

[(1, 21949479508), (2, 10974739754), (4, 5487369877), (11, 1995407228), (22, 997703614), (23, 954325196), (44, 498851807), (46, 477162598), (92, 238581299), (199, 110298892), (253, 86756836), (398, 55149446), (506, 43378418), (796, 27574723), (1012, 21689209), (2189, 10027172), (4378, 5013586), (4577, 4795604), (8756, 2506793), (9154, 2397802), (18308, 1198901), (50347, 435964), (100694, 217982), (108991, 201388)]