21255552

素因数分解:

$2^7\times 3^2\times {\mathrm{18451}}^1$

素因数の和:18471

約数の個数: 48

約数和(自身を含む): 61168380

約数和(自身を除く): 39912828

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 18451, 36902, 55353, 73804, 110706, 147608, 166059, 221412, 295216, 332118, 442824, 590432, 664236, 885648, 1180864, 1328472, 1771296, 2361728, 2656944, 3542592, 5313888, 7085184, 10627776, 21255552]

約数ペア:

[(1, 21255552), (2, 10627776), (3, 7085184), (4, 5313888), (6, 3542592), (8, 2656944), (9, 2361728), (12, 1771296), (16, 1328472), (18, 1180864), (24, 885648), (32, 664236), (36, 590432), (48, 442824), (64, 332118), (72, 295216), (96, 221412), (128, 166059), (144, 147608), (192, 110706), (288, 73804), (384, 55353), (576, 36902), (1152, 18451)]