21574804955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{947}}^1\times {\mathrm{10103}}^1$

素因数の和:11107

約数の個数: 32

約数和(自身を含む): 28965662208

約数和(自身を除く): 7390857253

約数列:

[1, 5, 11, 41, 55, 205, 451, 947, 2255, 4735, 10103, 10417, 38827, 50515, 52085, 111133, 194135, 414223, 427097, 555665, 2071115, 2135485, 4556453, 9567541, 22782265, 47837705, 105242951, 392269181, 526214755, 1961345905, 4314960991, 21574804955]

約数ペア:

[(1, 21574804955), (5, 4314960991), (11, 1961345905), (41, 526214755), (55, 392269181), (205, 105242951), (451, 47837705), (947, 22782265), (2255, 9567541), (4735, 4556453), (10103, 2135485), (10417, 2071115), (38827, 555665), (50515, 427097), (52085, 414223), (111133, 194135)]