21922216

素因数分解:

$2^3\times {\mathrm{191}}^1\times {\mathrm{14347}}^1$

素因数の和:14544

約数の個数: 16

約数和(自身を含む): 41322240

約数和(自身を除く): 19400024

約数列:

[1, 2, 4, 8, 191, 382, 764, 1528, 14347, 28694, 57388, 114776, 2740277, 5480554, 10961108, 21922216]

約数ペア:

[(1, 21922216), (2, 10961108), (4, 5480554), (8, 2740277), (191, 114776), (382, 57388), (764, 28694), (1528, 14347)]