21845912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1523}}^1$

素因数の和:1703

約数の個数: 32

約数和(自身を含む): 44988480

約数和(自身を除く): 23142568

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 163, 326, 652, 1304, 1523, 1793, 3046, 3586, 6092, 7172, 12184, 14344, 16753, 33506, 67012, 134024, 248249, 496498, 992996, 1985992, 2730739, 5461478, 10922956, 21845912]

約数ペア:

[(1, 21845912), (2, 10922956), (4, 5461478), (8, 2730739), (11, 1985992), (22, 992996), (44, 496498), (88, 248249), (163, 134024), (326, 67012), (652, 33506), (1304, 16753), (1523, 14344), (1793, 12184), (3046, 7172), (3586, 6092)]