21337635

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7607}}^1$

素因数の和:7643

約数の個数: 32

約数和(自身を含む): 39439872

約数和(自身を除く): 18102237

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 7607, 22821, 38035, 83677, 114105, 129319, 251031, 387957, 418385, 646595, 1255155, 1422509, 1939785, 4267527, 7112545, 21337635]

約数ペア:

[(1, 21337635), (3, 7112545), (5, 4267527), (11, 1939785), (15, 1422509), (17, 1255155), (33, 646595), (51, 418385), (55, 387957), (85, 251031), (165, 129319), (187, 114105), (255, 83677), (561, 38035), (935, 22821), (2805, 7607)]