21079236

素因数分解:

$2^2\times 3^1\times {\mathrm{739}}^1\times {\mathrm{2377}}^1$

素因数の和:3123

約数の個数: 24

約数和(自身を含む): 49272160

約数和(自身を除く): 28192924

約数列:

[1, 2, 3, 4, 6, 12, 739, 1478, 2217, 2377, 2956, 4434, 4754, 7131, 8868, 9508, 14262, 28524, 1756603, 3513206, 5269809, 7026412, 10539618, 21079236]

約数ペア:

[(1, 21079236), (2, 10539618), (3, 7026412), (4, 5269809), (6, 3513206), (12, 1756603), (739, 28524), (1478, 14262), (2217, 9508), (2377, 8868), (2956, 7131), (4434, 4754)]