21032284

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{57781}}^1$

素因数の和:57805

約数の個数: 24

約数和(自身を含む): 45301088

約数和(自身を除く): 24268804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 57781, 115562, 231124, 404467, 751153, 808934, 1502306, 1617868, 3004612, 5258071, 10516142, 21032284]

約数ペア:

[(1, 21032284), (2, 10516142), (4, 5258071), (7, 3004612), (13, 1617868), (14, 1502306), (26, 808934), (28, 751153), (52, 404467), (91, 231124), (182, 115562), (364, 57781)]