21973232

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{2797}}^1$

素因数の和:3296

約数の個数: 20

約数和(自身を含む): 42675096

約数和(自身を除く): 20701864

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 2797, 3928, 5594, 7856, 11188, 22376, 44752, 1373327, 2746654, 5493308, 10986616, 21973232]

約数ペア:

[(1, 21973232), (2, 10986616), (4, 5493308), (8, 2746654), (16, 1373327), (491, 44752), (982, 22376), (1964, 11188), (2797, 7856), (3928, 5594)]