21000658254

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{764717}}^1$

素因数の和:764944

約数の個数: 32

約数和(自身を含む): 44047756800

約数和(自身を除く): 23047098546

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 199, 398, 597, 1194, 4577, 9154, 13731, 27462, 764717, 1529434, 2294151, 4588302, 17588491, 35176982, 52765473, 105530946, 152178683, 304357366, 456536049, 913072098, 3500109709, 7000219418, 10500329127, 21000658254]

約数ペア:

[(1, 21000658254), (2, 10500329127), (3, 7000219418), (6, 3500109709), (23, 913072098), (46, 456536049), (69, 304357366), (138, 152178683), (199, 105530946), (398, 52765473), (597, 35176982), (1194, 17588491), (4577, 4588302), (9154, 2294151), (13731, 1529434), (27462, 764717)]