21917772

素因数分解:

$2^2\times 3^2\times {\mathrm{647}}^1\times {\mathrm{941}}^1$

素因数の和:1598

約数の個数: 36

約数和(自身を含む): 55547856

約数和(自身を除く): 33630084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 647, 941, 1294, 1882, 1941, 2588, 2823, 3764, 3882, 5646, 5823, 7764, 8469, 11292, 11646, 16938, 23292, 33876, 608827, 1217654, 1826481, 2435308, 3652962, 5479443, 7305924, 10958886, 21917772]

約数ペア:

[(1, 21917772), (2, 10958886), (3, 7305924), (4, 5479443), (6, 3652962), (9, 2435308), (12, 1826481), (18, 1217654), (36, 608827), (647, 33876), (941, 23292), (1294, 16938), (1882, 11646), (1941, 11292), (2588, 8469), (2823, 7764), (3764, 5823), (3882, 5646)]