21744510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{9929}}^1$

素因数の和:10012

約数の個数: 32

約数和(自身を含む): 52907040

約数和(自身を除く): 31162530

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190, 9929, 19858, 29787, 49645, 59574, 99290, 148935, 297870, 724817, 1449634, 2174451, 3624085, 4348902, 7248170, 10872255, 21744510]

約数ペア:

[(1, 21744510), (2, 10872255), (3, 7248170), (5, 4348902), (6, 3624085), (10, 2174451), (15, 1449634), (30, 724817), (73, 297870), (146, 148935), (219, 99290), (365, 59574), (438, 49645), (730, 29787), (1095, 19858), (2190, 9929)]