21896672

素因数分解:

$2^5\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1459}}^1$

素因数の和:1543

約数の個数: 48

約数和(自身を含む): 50037120

約数和(自身を除く): 28140448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 67, 112, 134, 224, 268, 469, 536, 938, 1072, 1459, 1876, 2144, 2918, 3752, 5836, 7504, 10213, 11672, 15008, 20426, 23344, 40852, 46688, 81704, 97753, 163408, 195506, 326816, 391012, 684271, 782024, 1368542, 1564048, 2737084, 3128096, 5474168, 10948336, 21896672]

約数ペア:

[(1, 21896672), (2, 10948336), (4, 5474168), (7, 3128096), (8, 2737084), (14, 1564048), (16, 1368542), (28, 782024), (32, 684271), (56, 391012), (67, 326816), (112, 195506), (134, 163408), (224, 97753), (268, 81704), (469, 46688), (536, 40852), (938, 23344), (1072, 20426), (1459, 15008), (1876, 11672), (2144, 10213), (2918, 7504), (3752, 5836)]