21105408

素因数分解:

$2^8\times 3^1\times {\mathrm{27481}}^1$

素因数の和:27500

約数の個数: 36

約数和(自身を含む): 56173208

約数和(自身を除く): 35067800

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 27481, 54962, 82443, 109924, 164886, 219848, 329772, 439696, 659544, 879392, 1319088, 1758784, 2638176, 3517568, 5276352, 7035136, 10552704, 21105408]

約数ペア:

[(1, 21105408), (2, 10552704), (3, 7035136), (4, 5276352), (6, 3517568), (8, 2638176), (12, 1758784), (16, 1319088), (24, 879392), (32, 659544), (48, 439696), (64, 329772), (96, 219848), (128, 164886), (192, 109924), (256, 82443), (384, 54962), (768, 27481)]