21747894

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{27253}}^1$

素因数の和:27284

約数の個数: 32

約数和(自身を含む): 52327680

約数和(自身を除く): 30579786

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 27253, 54506, 81759, 163518, 190771, 381542, 517807, 572313, 1035614, 1144626, 1553421, 3106842, 3624649, 7249298, 10873947, 21747894]

約数ペア:

[(1, 21747894), (2, 10873947), (3, 7249298), (6, 3624649), (7, 3106842), (14, 1553421), (19, 1144626), (21, 1035614), (38, 572313), (42, 517807), (57, 381542), (114, 190771), (133, 163518), (266, 81759), (399, 54506), (798, 27253)]