21916188

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{86969}}^1$

素因数の和:86986

約数の個数: 36

約数和(自身を含む): 63314160

約数和(自身を除く): 41397972

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 86969, 173938, 260907, 347876, 521814, 608783, 782721, 1043628, 1217566, 1565442, 1826349, 2435132, 3130884, 3652698, 5479047, 7305396, 10958094, 21916188]

約数ペア:

[(1, 21916188), (2, 10958094), (3, 7305396), (4, 5479047), (6, 3652698), (7, 3130884), (9, 2435132), (12, 1826349), (14, 1565442), (18, 1217566), (21, 1043628), (28, 782721), (36, 608783), (42, 521814), (63, 347876), (84, 260907), (126, 173938), (252, 86969)]