21865448

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{1031}}^1$

素因数の和:1289

約数の個数: 32

約数和(自身を含む): 44953920

約数和(自身を除く): 23088472

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 241, 482, 964, 1031, 1928, 2062, 2651, 4124, 5302, 8248, 10604, 11341, 21208, 22682, 45364, 90728, 248471, 496942, 993884, 1987768, 2733181, 5466362, 10932724, 21865448]

約数ペア:

[(1, 21865448), (2, 10932724), (4, 5466362), (8, 2733181), (11, 1987768), (22, 993884), (44, 496942), (88, 248471), (241, 90728), (482, 45364), (964, 22682), (1031, 21208), (1928, 11341), (2062, 10604), (2651, 8248), (4124, 5302)]