20930133

素因数分解:

$3^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{1913}}^1$

素因数の和:2444

約数の個数: 16

約数和(自身を含む): 31971456

約数和(自身を除く): 11041323

約数列:

[1, 3, 7, 21, 521, 1563, 1913, 3647, 5739, 10941, 13391, 40173, 996673, 2990019, 6976711, 20930133]

約数ペア:

[(1, 20930133), (3, 6976711), (7, 2990019), (21, 996673), (521, 40173), (1563, 13391), (1913, 10941), (3647, 5739)]