21770368

素因数分解:

$2^7\times {\mathrm{170081}}^1$

素因数の和:170095

約数の個数: 16

約数和(自身を含む): 43370910

約数和(自身を除く): 21600542

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 170081, 340162, 680324, 1360648, 2721296, 5442592, 10885184, 21770368]

約数ペア:

[(1, 21770368), (2, 10885184), (4, 5442592), (8, 2721296), (16, 1360648), (32, 680324), (64, 340162), (128, 170081)]