21898256

素因数分解:

$2^4\times {\mathrm{887}}^1\times {\mathrm{1543}}^1$

素因数の和:2438

約数の個数: 20

約数和(自身を含む): 42503232

約数和(自身を除く): 20604976

約数列:

[1, 2, 4, 8, 16, 887, 1543, 1774, 3086, 3548, 6172, 7096, 12344, 14192, 24688, 1368641, 2737282, 5474564, 10949128, 21898256]

約数ペア:

[(1, 21898256), (2, 10949128), (4, 5474564), (8, 2737282), (16, 1368641), (887, 24688), (1543, 14192), (1774, 12344), (3086, 7096), (3548, 6172)]