21845752

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{769}}^1$

素因数の和:895

約数の個数: 32

約数和(自身を含む): 42411600

約数和(自身を除く): 20565848

約数列:

[1, 2, 4, 8, 53, 67, 106, 134, 212, 268, 424, 536, 769, 1538, 3076, 3551, 6152, 7102, 14204, 28408, 40757, 51523, 81514, 103046, 163028, 206092, 326056, 412184, 2730719, 5461438, 10922876, 21845752]

約数ペア:

[(1, 21845752), (2, 10922876), (4, 5461438), (8, 2730719), (53, 412184), (67, 326056), (106, 206092), (134, 163028), (212, 103046), (268, 81514), (424, 51523), (536, 40757), (769, 28408), (1538, 14204), (3076, 7102), (3551, 6152)]