21712511997

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{73106101}}^1$

素因数の和:73106121

約数の個数: 16

約数和(自身を含む): 35090928960

約数和(自身を除く): 13378416963

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 73106101, 219318303, 657954909, 804167111, 1973864727, 2412501333, 7237503999, 21712511997]

約数ペア:

[(1, 21712511997), (3, 7237503999), (9, 2412501333), (11, 1973864727), (27, 804167111), (33, 657954909), (99, 219318303), (297, 73106101)]