22691721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^2$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 33881344

約数和(自身を除く): 11189623

約数列:

[1, 3, 13, 31, 39, 93, 137, 403, 411, 1209, 1781, 4247, 5343, 12741, 18769, 55211, 56307, 165633, 243997, 581839, 731991, 1745517, 7563907, 22691721]

約数ペア:

[(1, 22691721), (3, 7563907), (13, 1745517), (31, 731991), (39, 581839), (93, 243997), (137, 165633), (403, 56307), (411, 55211), (1209, 18769), (1781, 12741), (4247, 5343)]