21867363

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{11969}}^1$

素因数の和:12011

約数の個数: 24

約数和(自身を含む): 37346400

約数和(自身を除く): 15479037

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 11969, 35907, 83783, 107721, 251349, 347101, 754047, 1041303, 2429707, 3123909, 7289121, 21867363]

約数ペア:

[(1, 21867363), (3, 7289121), (7, 3123909), (9, 2429707), (21, 1041303), (29, 754047), (63, 347101), (87, 251349), (203, 107721), (261, 83783), (609, 35907), (1827, 11969)]