21450381309550

素因数分解:

$2^1\times 5^2\times {\mathrm{1553}}^1\times {\mathrm{5981}}^1\times {\mathrm{46187}}^1$

素因数の和:53733

約数の個数: 48

約数和(自身を含む): 39930939537552

約数和(自身を除く): 18480558228002

約数列:

[1, 2, 5, 10, 25, 50, 1553, 3106, 5981, 7765, 11962, 15530, 29905, 38825, 46187, 59810, 77650, 92374, 149525, 230935, 299050, 461870, 1154675, 2309350, 9288493, 18576986, 46442465, 71728411, 92884930, 143456822, 232212325, 276244447, 358642055, 464424650, 552488894, 717284110, 1381222235, 1793210275, 2762444470, 3586420550, 6906111175, 13812222350, 429007626191, 858015252382, 2145038130955, 4290076261910, 10725190654775, 21450381309550]

約数ペア:

[(1, 21450381309550), (2, 10725190654775), (5, 4290076261910), (10, 2145038130955), (25, 858015252382), (50, 429007626191), (1553, 13812222350), (3106, 6906111175), (5981, 3586420550), (7765, 2762444470), (11962, 1793210275), (15530, 1381222235), (29905, 717284110), (38825, 552488894), (46187, 464424650), (59810, 358642055), (77650, 276244447), (92374, 232212325), (149525, 143456822), (230935, 92884930), (299050, 71728411), (461870, 46442465), (1154675, 18576986), (2309350, 9288493)]