21083070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6823}}^1$

素因数の和:6936

約数の個数: 32

約数和(自身を含む): 51098112

約数和(自身を除く): 30015042

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 6823, 13646, 20469, 34115, 40938, 68230, 102345, 204690, 702769, 1405538, 2108307, 3513845, 4216614, 7027690, 10541535, 21083070]

約数ペア:

[(1, 21083070), (2, 10541535), (3, 7027690), (5, 4216614), (6, 3513845), (10, 2108307), (15, 1405538), (30, 702769), (103, 204690), (206, 102345), (309, 68230), (515, 40938), (618, 34115), (1030, 20469), (1545, 13646), (3090, 6823)]