21733768

素因数分解:

$2^3\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2381}}^1$

素因数の和:2557

約数の個数: 32

約数和(自身を含む): 46877760

約数和(自身を除く): 25143992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 163, 326, 652, 1141, 1304, 2282, 2381, 4564, 4762, 9128, 9524, 16667, 19048, 33334, 66668, 133336, 388103, 776206, 1552412, 2716721, 3104824, 5433442, 10866884, 21733768]

約数ペア:

[(1, 21733768), (2, 10866884), (4, 5433442), (7, 3104824), (8, 2716721), (14, 1552412), (28, 776206), (56, 388103), (163, 133336), (326, 66668), (652, 33334), (1141, 19048), (1304, 16667), (2282, 9524), (2381, 9128), (4564, 4762)]