21775113

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4591}}^1$

素因数の和:4645

約数の個数: 24

約数和(自身を含む): 34384896

約数和(自身を除く): 12609783

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 279, 527, 1581, 4591, 4743, 13773, 41319, 78047, 142321, 234141, 426963, 702423, 1280889, 2419457, 7258371, 21775113]

約数ペア:

[(1, 21775113), (3, 7258371), (9, 2419457), (17, 1280889), (31, 702423), (51, 426963), (93, 234141), (153, 142321), (279, 78047), (527, 41319), (1581, 13773), (4591, 4743)]