21575538

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{8501}}^1$

素因数の和:8559

約数の個数: 32

約数和(自身を含む): 48971520

約数和(自身を除く): 27395982

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 282, 423, 846, 1269, 2538, 8501, 17002, 25503, 51006, 76509, 153018, 229527, 399547, 459054, 799094, 1198641, 2397282, 3595923, 7191846, 10787769, 21575538]

約数ペア:

[(1, 21575538), (2, 10787769), (3, 7191846), (6, 3595923), (9, 2397282), (18, 1198641), (27, 799094), (47, 459054), (54, 399547), (94, 229527), (141, 153018), (282, 76509), (423, 51006), (846, 25503), (1269, 17002), (2538, 8501)]