15421986

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{20897}}^1$

素因数の和:20946

約数の個数: 24

約数和(自身を含む): 34230924

約数和(自身を除く): 18808938

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 20897, 41794, 62691, 125382, 188073, 376146, 856777, 1713554, 2570331, 5140662, 7710993, 15421986]

約数ペア:

[(1, 15421986), (2, 7710993), (3, 5140662), (6, 2570331), (9, 1713554), (18, 856777), (41, 376146), (82, 188073), (123, 125382), (246, 62691), (369, 41794), (738, 20897)]