21243696

素因数分解:

$2^4\times 3^1\times {\mathrm{442577}}^1$

素因数の和:442588

約数の個数: 20

約数和(自身を含む): 54879672

約数和(自身を除く): 33635976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 442577, 885154, 1327731, 1770308, 2655462, 3540616, 5310924, 7081232, 10621848, 21243696]

約数ペア:

[(1, 21243696), (2, 10621848), (3, 7081232), (4, 5310924), (6, 3540616), (8, 2655462), (12, 1770308), (16, 1327731), (24, 885154), (48, 442577)]