21160496

素因数分解:

$2^4\times 7^1\times {\mathrm{188933}}^1$

素因数の和:188948

約数の個数: 20

約数和(自身を含む): 46855632

約数和(自身を除く): 25695136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 188933, 377866, 755732, 1322531, 1511464, 2645062, 3022928, 5290124, 10580248, 21160496]

約数ペア:

[(1, 21160496), (2, 10580248), (4, 5290124), (7, 3022928), (8, 2645062), (14, 1511464), (16, 1322531), (28, 755732), (56, 377866), (112, 188933)]