21442744

素因数分解:

$2^3\times {\mathrm{419}}^1\times {\mathrm{6397}}^1$

素因数の和:6822

約数の個数: 16

約数和(自身を含む): 40307400

約数和(自身を除く): 18864656

約数列:

[1, 2, 4, 8, 419, 838, 1676, 3352, 6397, 12794, 25588, 51176, 2680343, 5360686, 10721372, 21442744]

約数ペア:

[(1, 21442744), (2, 10721372), (4, 5360686), (8, 2680343), (419, 51176), (838, 25588), (1676, 12794), (3352, 6397)]