21058758

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{55711}}^1$

素因数の和:55729

約数の個数: 32

約数和(自身を含む): 53483520

約数和(自身を除く): 32424762

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 55711, 111422, 167133, 334266, 389977, 501399, 779954, 1002798, 1169931, 1504197, 2339862, 3008394, 3509793, 7019586, 10529379, 21058758]

約数ペア:

[(1, 21058758), (2, 10529379), (3, 7019586), (6, 3509793), (7, 3008394), (9, 2339862), (14, 1504197), (18, 1169931), (21, 1002798), (27, 779954), (42, 501399), (54, 389977), (63, 334266), (126, 167133), (189, 111422), (378, 55711)]