21370426

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{919}}^1$

素因数の和:1090

約数の個数: 32

約数和(自身を含む): 40273920

約数和(自身を除く): 18903494

約数列:

[1, 2, 7, 11, 14, 22, 77, 151, 154, 302, 919, 1057, 1661, 1838, 2114, 3322, 6433, 10109, 11627, 12866, 20218, 23254, 70763, 138769, 141526, 277538, 971383, 1526459, 1942766, 3052918, 10685213, 21370426]

約数ペア:

[(1, 21370426), (2, 10685213), (7, 3052918), (11, 1942766), (14, 1526459), (22, 971383), (77, 277538), (151, 141526), (154, 138769), (302, 70763), (919, 23254), (1057, 20218), (1661, 12866), (1838, 11627), (2114, 10109), (3322, 6433)]