21000404874

素因数分解:

$2^1\times 3^1\times {\mathrm{14549}}^1\times {\mathrm{240571}}^1$

素因数の和:255125

約数の個数: 16

約数和(自身を含む): 42003871200

約数和(自身を除く): 21003466326

約数列:

[1, 2, 3, 6, 14549, 29098, 43647, 87294, 240571, 481142, 721713, 1443426, 3500067479, 7000134958, 10500202437, 21000404874]

約数ペア:

[(1, 21000404874), (2, 10500202437), (3, 7000134958), (6, 3500067479), (14549, 1443426), (29098, 721713), (43647, 481142), (87294, 240571)]