21608271

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1889}}^1$

素因数の和:1967

約数の個数: 24

約数和(自身を含む): 33022080

約数和(自身を除く): 11413809

約数列:

[1, 3, 9, 31, 41, 93, 123, 279, 369, 1271, 1889, 3813, 5667, 11439, 17001, 58559, 77449, 175677, 232347, 527031, 697041, 2400919, 7202757, 21608271]

約数ペア:

[(1, 21608271), (3, 7202757), (9, 2400919), (31, 697041), (41, 527031), (93, 232347), (123, 175677), (279, 77449), (369, 58559), (1271, 17001), (1889, 11439), (3813, 5667)]