21496833

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{6473}}^1$

素因数の和:6526

約数の個数: 20

約数和(自身を含む): 32900868

約数和(自身を除く): 11404035

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 6473, 19419, 58257, 174771, 265393, 524313, 796179, 2388537, 7165611, 21496833]

約数ペア:

[(1, 21496833), (3, 7165611), (9, 2388537), (27, 796179), (41, 524313), (81, 265393), (123, 174771), (369, 58257), (1107, 19419), (3321, 6473)]