21458382

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^3\times {\mathrm{2687}}^1$

素因数の和:2725

約数の個数: 32

約数和(自身を含む): 47222784

約数和(自身を除く): 25764402

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 1331, 2662, 2687, 3993, 5374, 7986, 8061, 16122, 29557, 59114, 88671, 177342, 325127, 650254, 975381, 1950762, 3576397, 7152794, 10729191, 21458382]

約数ペア:

[(1, 21458382), (2, 10729191), (3, 7152794), (6, 3576397), (11, 1950762), (22, 975381), (33, 650254), (66, 325127), (121, 177342), (242, 88671), (363, 59114), (726, 29557), (1331, 16122), (2662, 8061), (2687, 7986), (3993, 5374)]