22821057

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{12491}}^1$

素因数の和:12533

約数の個数: 24

約数和(自身を含む): 38975040

約数和(自身を除く): 16153983

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 12491, 37473, 87437, 112419, 262311, 362239, 786933, 1086717, 2535673, 3260151, 7607019, 22821057]

約数ペア:

[(1, 22821057), (3, 7607019), (7, 3260151), (9, 2535673), (21, 1086717), (29, 786933), (63, 362239), (87, 262311), (203, 112419), (261, 87437), (609, 37473), (1827, 12491)]