21058866

素因数分解:

$2^1\times 3^5\times {\mathrm{43331}}^1$

素因数の和:43348

約数の個数: 24

約数和(自身を含む): 47318544

約数和(自身を除く): 26259678

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 43331, 86662, 129993, 259986, 389979, 779958, 1169937, 2339874, 3509811, 7019622, 10529433, 21058866]

約数ペア:

[(1, 21058866), (2, 10529433), (3, 7019622), (6, 3509811), (9, 2339874), (18, 1169937), (27, 779958), (54, 389979), (81, 259986), (162, 129993), (243, 86662), (486, 43331)]