21127698

素因数分解:

$2^1\times 3^2\times {\mathrm{839}}^1\times {\mathrm{1399}}^1$

素因数の和:2246

約数の個数: 24

約数和(自身を含む): 45864000

約数和(自身を除く): 24736302

約数列:

[1, 2, 3, 6, 9, 18, 839, 1399, 1678, 2517, 2798, 4197, 5034, 7551, 8394, 12591, 15102, 25182, 1173761, 2347522, 3521283, 7042566, 10563849, 21127698]

約数ペア:

[(1, 21127698), (2, 10563849), (3, 7042566), (6, 3521283), (9, 2347522), (18, 1173761), (839, 25182), (1399, 15102), (1678, 12591), (2517, 8394), (2798, 7551), (4197, 5034)]