21648976

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{7559}}^1$

素因数の和:7746

約数の個数: 20

約数和(自身を含む): 42184800

約数和(自身を除く): 20535824

約数列:

[1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864, 7559, 15118, 30236, 60472, 120944, 1353061, 2706122, 5412244, 10824488, 21648976]

約数ペア:

[(1, 21648976), (2, 10824488), (4, 5412244), (8, 2706122), (16, 1353061), (179, 120944), (358, 60472), (716, 30236), (1432, 15118), (2864, 7559)]