21467492

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{6569}}^1$

素因数の和:6635

約数の個数: 24

約数和(自身を含む): 40471200

約数和(自身を除く): 19003708

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 6569, 13138, 26276, 124811, 249622, 282467, 499244, 564934, 1129868, 5366873, 10733746, 21467492]

約数ペア:

[(1, 21467492), (2, 10733746), (4, 5366873), (19, 1129868), (38, 564934), (43, 499244), (76, 282467), (86, 249622), (172, 124811), (817, 26276), (1634, 13138), (3268, 6569)]