21136465336

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19865099}}^1$

素因数の和:19865131

約数の個数: 32

約数和(自身を含む): 47676240000

約数和(自身を除く): 26539774664

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 19865099, 39730198, 79460396, 139055693, 158920792, 278111386, 377436881, 556222772, 754873762, 1112445544, 1509747524, 2642058167, 3019495048, 5284116334, 10568232668, 21136465336]

約数ペア:

[(1, 21136465336), (2, 10568232668), (4, 5284116334), (7, 3019495048), (8, 2642058167), (14, 1509747524), (19, 1112445544), (28, 754873762), (38, 556222772), (56, 377436881), (76, 278111386), (133, 158920792), (152, 139055693), (266, 79460396), (532, 39730198), (1064, 19865099)]