21380458935

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7622267}}^1$

素因数の和:7622303

約数の個数: 32

約数和(自身を含む): 39513837312

約数和(自身を除く): 18133378377

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 7622267, 22866801, 38111335, 83844937, 114334005, 129578539, 251534811, 388735617, 419224685, 647892695, 1257674055, 1425363929, 1943678085, 4276091787, 7126819645, 21380458935]

約数ペア:

[(1, 21380458935), (3, 7126819645), (5, 4276091787), (11, 1943678085), (15, 1425363929), (17, 1257674055), (33, 647892695), (51, 419224685), (55, 388735617), (85, 251534811), (165, 129578539), (187, 114334005), (255, 83844937), (561, 38111335), (935, 22866801), (2805, 7622267)]