21017536

素因数分解:

$2^6\times {\mathrm{197}}^1\times {\mathrm{1667}}^1$

素因数の和:1876

約数の個数: 28

約数和(自身を含む): 41943528

約数和(自身を除く): 20925992

約数列:

[1, 2, 4, 8, 16, 32, 64, 197, 394, 788, 1576, 1667, 3152, 3334, 6304, 6668, 12608, 13336, 26672, 53344, 106688, 328399, 656798, 1313596, 2627192, 5254384, 10508768, 21017536]

約数ペア:

[(1, 21017536), (2, 10508768), (4, 5254384), (8, 2627192), (16, 1313596), (32, 656798), (64, 328399), (197, 106688), (394, 53344), (788, 26672), (1576, 13336), (1667, 12608), (3152, 6668), (3334, 6304)]