21938224

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17807}}^1$

素因数の和:17833

約数の個数: 40

約数和(自身を含む): 52996608

約数和(自身を除く): 31058384

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 17807, 35614, 71228, 124649, 142456, 195877, 249298, 284912, 391754, 498596, 783508, 997192, 1371139, 1567016, 1994384, 2742278, 3134032, 5484556, 10969112, 21938224]

約数ペア:

[(1, 21938224), (2, 10969112), (4, 5484556), (7, 3134032), (8, 2742278), (11, 1994384), (14, 1567016), (16, 1371139), (22, 997192), (28, 783508), (44, 498596), (56, 391754), (77, 284912), (88, 249298), (112, 195877), (154, 142456), (176, 124649), (308, 71228), (616, 35614), (1232, 17807)]