20211554874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25327763}}^1$

素因数の和:25327794

約数の個数: 32

約数和(自身を含む): 48629306880

約数和(自身を除く): 28417752006

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 25327763, 50655526, 75983289, 151966578, 177294341, 354588682, 481227497, 531883023, 962454994, 1063766046, 1443682491, 2887364982, 3368592479, 6737184958, 10105777437, 20211554874]

約数ペア:

[(1, 20211554874), (2, 10105777437), (3, 6737184958), (6, 3368592479), (7, 2887364982), (14, 1443682491), (19, 1063766046), (21, 962454994), (38, 531883023), (42, 481227497), (57, 354588682), (114, 177294341), (133, 151966578), (266, 75983289), (399, 50655526), (798, 25327763)]