21808206

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{173081}}^1$

素因数の和:173096

約数の個数: 24

約数和(自身を含む): 54001584

約数和(自身を除く): 32193378

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 173081, 346162, 519243, 1038486, 1211567, 1557729, 2423134, 3115458, 3634701, 7269402, 10904103, 21808206]

約数ペア:

[(1, 21808206), (2, 10904103), (3, 7269402), (6, 3634701), (7, 3115458), (9, 2423134), (14, 1557729), (18, 1211567), (21, 1038486), (42, 519243), (63, 346162), (126, 173081)]