21963977

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{619}}^1$

素因数の和:800

約数の個数: 16

約数和(自身を含む): 26010240

約数和(自身を除く): 4046263

約数列:

[1, 7, 37, 137, 259, 619, 959, 4333, 5069, 22903, 35483, 84803, 160321, 593621, 3137711, 21963977]

約数ペア:

[(1, 21963977), (7, 3137711), (37, 593621), (137, 160321), (259, 84803), (619, 35483), (959, 22903), (4333, 5069)]