21064256

素因数分解:

$2^6\times {\mathrm{283}}^1\times {\mathrm{1163}}^1$

素因数の和:1458

約数の個数: 28

約数和(自身を含む): 41983152

約数和(自身を除く): 20918896

約数列:

[1, 2, 4, 8, 16, 32, 64, 283, 566, 1132, 1163, 2264, 2326, 4528, 4652, 9056, 9304, 18112, 18608, 37216, 74432, 329129, 658258, 1316516, 2633032, 5266064, 10532128, 21064256]

約数ペア:

[(1, 21064256), (2, 10532128), (4, 5266064), (8, 2633032), (16, 1316516), (32, 658258), (64, 329129), (283, 74432), (566, 37216), (1132, 18608), (1163, 18112), (2264, 9304), (2326, 9056), (4528, 4652)]