21016496

素因数分解:

$2^4\times {\mathrm{463}}^1\times {\mathrm{2837}}^1$

素因数の和:3308

約数の個数: 20

約数和(自身を含む): 40821792

約数和(自身を除く): 19805296

約数列:

[1, 2, 4, 8, 16, 463, 926, 1852, 2837, 3704, 5674, 7408, 11348, 22696, 45392, 1313531, 2627062, 5254124, 10508248, 21016496]

約数ペア:

[(1, 21016496), (2, 10508248), (4, 5254124), (8, 2627062), (16, 1313531), (463, 45392), (926, 22696), (1852, 11348), (2837, 7408), (3704, 5674)]