21402018

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5689}}^1$

素因数の和:5727

約数の個数: 48

約数和(自身を含む): 53258400

約数和(自身を除く): 31856382

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 171, 198, 209, 342, 418, 627, 1254, 1881, 3762, 5689, 11378, 17067, 34134, 51201, 62579, 102402, 108091, 125158, 187737, 216182, 324273, 375474, 563211, 648546, 972819, 1126422, 1189001, 1945638, 2378002, 3567003, 7134006, 10701009, 21402018]

約数ペア:

[(1, 21402018), (2, 10701009), (3, 7134006), (6, 3567003), (9, 2378002), (11, 1945638), (18, 1189001), (19, 1126422), (22, 972819), (33, 648546), (38, 563211), (57, 375474), (66, 324273), (99, 216182), (114, 187737), (171, 125158), (198, 108091), (209, 102402), (342, 62579), (418, 51201), (627, 34134), (1254, 17067), (1881, 11378), (3762, 5689)]