421213984

素因数分解:

$2^5\times {\mathrm{1607}}^1\times {\mathrm{8191}}^1$

素因数の和:9808

約数の個数: 24

約数和(自身を含む): 829882368

約数和(自身を除く): 408668384

約数列:

[1, 2, 4, 8, 16, 32, 1607, 3214, 6428, 8191, 12856, 16382, 25712, 32764, 51424, 65528, 131056, 262112, 13162937, 26325874, 52651748, 105303496, 210606992, 421213984]

約数ペア:

[(1, 421213984), (2, 210606992), (4, 105303496), (8, 52651748), (16, 26325874), (32, 13162937), (1607, 262112), (3214, 131056), (6428, 65528), (8191, 51424), (12856, 32764), (16382, 25712)]