21359932

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{1399}}^1$

素因数の和:1761

約数の個数: 24

約数和(自身を含む): 40924800

約数和(自身を除く): 19564868

約数列:

[1, 2, 4, 11, 22, 44, 347, 694, 1388, 1399, 2798, 3817, 5596, 7634, 15268, 15389, 30778, 61556, 485453, 970906, 1941812, 5339983, 10679966, 21359932]

約数ペア:

[(1, 21359932), (2, 10679966), (4, 5339983), (11, 1941812), (22, 970906), (44, 485453), (347, 61556), (694, 30778), (1388, 15389), (1399, 15268), (2798, 7634), (3817, 5596)]