21124448

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{9043}}^1$

素因数の和:9126

約数の個数: 24

約数和(自身を含む): 42163128

約数和(自身を除く): 21038680

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 292, 584, 1168, 2336, 9043, 18086, 36172, 72344, 144688, 289376, 660139, 1320278, 2640556, 5281112, 10562224, 21124448]

約数ペア:

[(1, 21124448), (2, 10562224), (4, 5281112), (8, 2640556), (16, 1320278), (32, 660139), (73, 289376), (146, 144688), (292, 72344), (584, 36172), (1168, 18086), (2336, 9043)]