21819483

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6791}}^1$

素因数の和:6824

約数の個数: 32

約数和(自身を含む): 39121920

約数和(自身を除く): 17302437

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 6791, 20373, 47537, 61119, 115447, 142611, 183357, 346341, 427833, 808129, 1039023, 1283499, 2424387, 3117069, 7273161, 21819483]

約数ペア:

[(1, 21819483), (3, 7273161), (7, 3117069), (9, 2424387), (17, 1283499), (21, 1039023), (27, 808129), (51, 427833), (63, 346341), (119, 183357), (153, 142611), (189, 115447), (357, 61119), (459, 47537), (1071, 20373), (3213, 6791)]