22128687

素因数分解:

$3^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{613}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 37724160

約数和(自身を除く): 15595473

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 191, 573, 613, 1337, 1719, 1839, 4011, 4291, 5157, 5517, 12033, 12873, 16551, 36099, 38619, 115857, 117083, 351249, 819581, 1053747, 2458743, 3161241, 7376229, 22128687]

約数ペア:

[(1, 22128687), (3, 7376229), (7, 3161241), (9, 2458743), (21, 1053747), (27, 819581), (63, 351249), (189, 117083), (191, 115857), (573, 38619), (613, 36099), (1337, 16551), (1719, 12873), (1839, 12033), (4011, 5517), (4291, 5157)]