21330892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 42890400

約数和(自身を除く): 21559508

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 73, 116, 146, 229, 292, 319, 458, 638, 803, 916, 1276, 1606, 2117, 2519, 3212, 4234, 5038, 6641, 8468, 10076, 13282, 16717, 23287, 26564, 33434, 46574, 66868, 73051, 93148, 146102, 183887, 292204, 367774, 484793, 735548, 969586, 1939172, 5332723, 10665446, 21330892]

約数ペア:

[(1, 21330892), (2, 10665446), (4, 5332723), (11, 1939172), (22, 969586), (29, 735548), (44, 484793), (58, 367774), (73, 292204), (116, 183887), (146, 146102), (229, 93148), (292, 73051), (319, 66868), (458, 46574), (638, 33434), (803, 26564), (916, 23287), (1276, 16717), (1606, 13282), (2117, 10076), (2519, 8468), (3212, 6641), (4234, 5038)]