21989706

素因数分解:

$2^1\times 3^1\times {\mathrm{97}}^1\times {\mathrm{37783}}^1$

素因数の和:37885

約数の個数: 16

約数和(自身を含む): 44433984

約数和(自身を除く): 22444278

約数列:

[1, 2, 3, 6, 97, 194, 291, 582, 37783, 75566, 113349, 226698, 3664951, 7329902, 10994853, 21989706]

約数ペア:

[(1, 21989706), (2, 10994853), (3, 7329902), (6, 3664951), (97, 226698), (194, 113349), (291, 75566), (582, 37783)]