21093870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{100447}}^1$

素因数の和:100464

約数の個数: 32

約数和(自身を含む): 57858048

約数和(自身を除く): 36764178

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 100447, 200894, 301341, 502235, 602682, 703129, 1004470, 1406258, 1506705, 2109387, 3013410, 3515645, 4218774, 7031290, 10546935, 21093870]

約数ペア:

[(1, 21093870), (2, 10546935), (3, 7031290), (5, 4218774), (6, 3515645), (7, 3013410), (10, 2109387), (14, 1506705), (15, 1406258), (21, 1004470), (30, 703129), (35, 602682), (42, 502235), (70, 301341), (105, 200894), (210, 100447)]