21120992

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{28697}}^1$

素因数の和:28730

約数の個数: 24

約数和(自身を含む): 43391376

約数和(自身を除く): 22270384

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 736, 28697, 57394, 114788, 229576, 459152, 660031, 918304, 1320062, 2640124, 5280248, 10560496, 21120992]

約数ペア:

[(1, 21120992), (2, 10560496), (4, 5280248), (8, 2640124), (16, 1320062), (23, 918304), (32, 660031), (46, 459152), (92, 229576), (184, 114788), (368, 57394), (736, 28697)]