21156256

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{60103}}^1$

素因数の和:60124

約数の個数: 24

約数和(自身を含む): 45438624

約数和(自身を除く): 24282368

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 60103, 120206, 240412, 480824, 661133, 961648, 1322266, 1923296, 2644532, 5289064, 10578128, 21156256]

約数ペア:

[(1, 21156256), (2, 10578128), (4, 5289064), (8, 2644532), (11, 1923296), (16, 1322266), (22, 961648), (32, 661133), (44, 480824), (88, 240412), (176, 120206), (352, 60103)]