21231328

素因数分解:

$2^5\times {\mathrm{463}}^1\times {\mathrm{1433}}^1$

素因数の和:1906

約数の個数: 24

約数和(自身を含む): 41918688

約数和(自身を除く): 20687360

約数列:

[1, 2, 4, 8, 16, 32, 463, 926, 1433, 1852, 2866, 3704, 5732, 7408, 11464, 14816, 22928, 45856, 663479, 1326958, 2653916, 5307832, 10615664, 21231328]

約数ペア:

[(1, 21231328), (2, 10615664), (4, 5307832), (8, 2653916), (16, 1326958), (32, 663479), (463, 45856), (926, 22928), (1433, 14816), (1852, 11464), (2866, 7408), (3704, 5732)]