20210798883

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{388363}}^1$

素因数の和:388479

約数の個数: 32

約数和(自身を含む): 31317672960

約数和(自身を除く): 11106874077

約数列:

[1, 3, 11, 19, 33, 57, 83, 209, 249, 627, 913, 1577, 2739, 4731, 17347, 52041, 388363, 1165089, 4271993, 7378897, 12815979, 22136691, 32234129, 81167867, 96702387, 243503601, 354575419, 612448451, 1063726257, 1837345353, 6736932961, 20210798883]

約数ペア:

[(1, 20210798883), (3, 6736932961), (11, 1837345353), (19, 1063726257), (33, 612448451), (57, 354575419), (83, 243503601), (209, 96702387), (249, 81167867), (627, 32234129), (913, 22136691), (1577, 12815979), (2739, 7378897), (4731, 4271993), (17347, 1165089), (52041, 388363)]