21998520082

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{911}}^1\times {\mathrm{5407}}^1$

素因数の和:6367

約数の個数: 64

約数和(自身を含む): 42613309440

約数和(自身を除く): 20614789358

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 154, 203, 319, 406, 638, 911, 1822, 2233, 4466, 5407, 6377, 10021, 10814, 12754, 20042, 26419, 37849, 52838, 59477, 70147, 75698, 118954, 140294, 156803, 184933, 290609, 313606, 369866, 416339, 581218, 832678, 1097621, 1724833, 2034263, 2195242, 3449666, 4068526, 4925777, 9851554, 12073831, 24147662, 34480439, 54183547, 68960878, 108367094, 142847533, 285695066, 379284829, 758569658, 999932731, 1571322863, 1999865462, 3142645726, 10999260041, 21998520082]

約数ペア:

[(1, 21998520082), (2, 10999260041), (7, 3142645726), (11, 1999865462), (14, 1571322863), (22, 999932731), (29, 758569658), (58, 379284829), (77, 285695066), (154, 142847533), (203, 108367094), (319, 68960878), (406, 54183547), (638, 34480439), (911, 24147662), (1822, 12073831), (2233, 9851554), (4466, 4925777), (5407, 4068526), (6377, 3449666), (10021, 2195242), (10814, 2034263), (12754, 1724833), (20042, 1097621), (26419, 832678), (37849, 581218), (52838, 416339), (59477, 369866), (70147, 313606), (75698, 290609), (118954, 184933), (140294, 156803)]