21967424

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:235

約数の個数: 56

約数和(自身を含む): 45598080

約数和(自身を除く): 23630656

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 67, 94, 109, 134, 188, 218, 268, 376, 436, 536, 752, 872, 1072, 1504, 1744, 2144, 3008, 3149, 3488, 4288, 5123, 6298, 6976, 7303, 10246, 12596, 14606, 20492, 25192, 29212, 40984, 50384, 58424, 81968, 100768, 116848, 163936, 201536, 233696, 327872, 343241, 467392, 686482, 1372964, 2745928, 5491856, 10983712, 21967424]

約数ペア:

[(1, 21967424), (2, 10983712), (4, 5491856), (8, 2745928), (16, 1372964), (32, 686482), (47, 467392), (64, 343241), (67, 327872), (94, 233696), (109, 201536), (134, 163936), (188, 116848), (218, 100768), (268, 81968), (376, 58424), (436, 50384), (536, 40984), (752, 29212), (872, 25192), (1072, 20492), (1504, 14606), (1744, 12596), (2144, 10246), (3008, 7303), (3149, 6976), (3488, 6298), (4288, 5123)]