21900483

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3881}}^1$

素因数の和:3920

約数の個数: 32

約数和(自身を含む): 37267200

約数和(自身を除く): 15366717

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 3881, 5643, 11643, 34929, 42691, 73739, 104787, 128073, 221217, 384219, 663651, 811129, 1152657, 1990953, 2433387, 7300161, 21900483]

約数ペア:

[(1, 21900483), (3, 7300161), (9, 2433387), (11, 1990953), (19, 1152657), (27, 811129), (33, 663651), (57, 384219), (99, 221217), (171, 128073), (209, 104787), (297, 73739), (513, 42691), (627, 34929), (1881, 11643), (3881, 5643)]