21900846

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{7717}}^1$

素因数の和:7776

約数の個数: 32

約数和(自身を含む): 48901248

約数和(自身を除く): 27000402

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 129, 258, 473, 946, 1419, 2838, 7717, 15434, 23151, 46302, 84887, 169774, 254661, 331831, 509322, 663662, 995493, 1990986, 3650141, 7300282, 10950423, 21900846]

約数ペア:

[(1, 21900846), (2, 10950423), (3, 7300282), (6, 3650141), (11, 1990986), (22, 995493), (33, 663662), (43, 509322), (66, 331831), (86, 254661), (129, 169774), (258, 84887), (473, 46302), (946, 23151), (1419, 15434), (2838, 7717)]