21020136

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{6301}}^1$

素因数の和:6449

約数の個数: 32

約数和(自身を含む): 52936800

約数和(自身を除く): 31916664

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 6301, 12602, 18903, 25204, 37806, 50408, 75612, 151224, 875839, 1751678, 2627517, 3503356, 5255034, 7006712, 10510068, 21020136]

約数ペア:

[(1, 21020136), (2, 10510068), (3, 7006712), (4, 5255034), (6, 3503356), (8, 2627517), (12, 1751678), (24, 875839), (139, 151224), (278, 75612), (417, 50408), (556, 37806), (834, 25204), (1112, 18903), (1668, 12602), (3336, 6301)]