21787703014

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6563}}^1\times {\mathrm{21557}}^1$

素因数の和:28140

約数の個数: 32

約数和(自身を含む): 40753933056

約数和(自身を除く): 18966230042

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 6563, 13126, 21557, 43114, 45941, 72193, 91882, 144386, 150899, 237127, 301798, 474254, 505351, 1010702, 1659889, 3319778, 141478591, 282957182, 990350137, 1556264501, 1980700274, 3112529002, 10893851507, 21787703014]

約数ペア:

[(1, 21787703014), (2, 10893851507), (7, 3112529002), (11, 1980700274), (14, 1556264501), (22, 990350137), (77, 282957182), (154, 141478591), (6563, 3319778), (13126, 1659889), (21557, 1010702), (43114, 505351), (45941, 474254), (72193, 301798), (91882, 237127), (144386, 150899)]